2016-04-26 17:20:05 +02:00
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/*
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2014-05-15 19:56:11 +02:00
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Copyright (C) 2012 Fredrik Johansson
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2016-04-26 17:20:05 +02:00
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This file is part of Arb.
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Arb is free software: you can redistribute it and/or modify it under
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the terms of the GNU Lesser General Public License (LGPL) as published
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by the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version. See <http://www.gnu.org/licenses/>.
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*/
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2014-05-15 19:56:11 +02:00
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#ifndef ACB_MAT_H
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#define ACB_MAT_H
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2014-12-25 15:50:37 +01:00
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#ifdef ACB_MAT_INLINES_C
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#define ACB_MAT_INLINE
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#else
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#define ACB_MAT_INLINE static __inline__
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#endif
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2016-01-01 17:18:55 -05:00
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#include <stdio.h>
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2016-03-03 15:42:23 +01:00
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#include "flint/fmpz_mat.h"
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#include "flint/fmpq_mat.h"
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2014-05-15 19:56:11 +02:00
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#include "arb.h"
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#include "acb.h"
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#include "arb_mat.h"
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2015-01-18 00:14:42 +01:00
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#include "acb_poly.h"
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2014-05-15 19:56:11 +02:00
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct
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{
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acb_ptr entries;
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2015-11-06 11:12:43 +00:00
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slong r;
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slong c;
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2014-05-15 19:56:11 +02:00
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acb_ptr * rows;
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}
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acb_mat_struct;
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typedef acb_mat_struct acb_mat_t[1];
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#define acb_mat_entry(mat,i,j) ((mat)->rows[i] + (j))
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#define acb_mat_nrows(mat) ((mat)->r)
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#define acb_mat_ncols(mat) ((mat)->c)
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2015-10-02 09:46:02 +02:00
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ACB_MAT_INLINE acb_ptr
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2015-11-06 11:12:43 +00:00
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acb_mat_entry_ptr(acb_mat_t mat, slong i, slong j)
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2015-10-02 09:46:02 +02:00
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{
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return acb_mat_entry(mat, i, j);
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}
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2014-05-15 19:56:11 +02:00
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/* Memory management */
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2015-11-06 11:12:43 +00:00
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void acb_mat_init(acb_mat_t mat, slong r, slong c);
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2014-05-15 19:56:11 +02:00
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void acb_mat_clear(acb_mat_t mat);
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2014-12-25 15:50:37 +01:00
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ACB_MAT_INLINE void
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2014-05-15 19:56:11 +02:00
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acb_mat_swap(acb_mat_t mat1, acb_mat_t mat2)
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{
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acb_mat_struct t = *mat1;
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*mat1 = *mat2;
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*mat2 = t;
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}
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/* Conversions */
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void acb_mat_set(acb_mat_t dest, const acb_mat_t src);
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void acb_mat_set_fmpz_mat(acb_mat_t dest, const fmpz_mat_t src);
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2015-11-06 11:12:43 +00:00
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void acb_mat_set_round_fmpz_mat(acb_mat_t dest, const fmpz_mat_t src, slong prec);
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2015-10-02 09:46:02 +02:00
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2015-11-06 11:12:43 +00:00
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void acb_mat_set_fmpq_mat(acb_mat_t dest, const fmpq_mat_t src, slong prec);
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2014-05-15 19:56:11 +02:00
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2015-10-09 15:57:11 +02:00
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void acb_mat_set_arb_mat(acb_mat_t dest, const arb_mat_t src);
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2015-11-06 11:12:43 +00:00
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void acb_mat_set_round_arb_mat(acb_mat_t dest, const arb_mat_t src, slong prec);
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2015-10-09 15:57:11 +02:00
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2015-01-18 00:14:42 +01:00
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/* Random generation */
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2015-11-06 11:12:43 +00:00
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void acb_mat_randtest(acb_mat_t mat, flint_rand_t state, slong prec, slong mag_bits);
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2015-01-18 00:14:42 +01:00
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2014-05-15 19:56:11 +02:00
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/* I/O */
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2015-12-31 18:26:05 -05:00
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void acb_mat_fprintd(FILE * file, const acb_mat_t mat, slong digits);
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2016-01-01 17:18:55 -05:00
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ACB_MAT_INLINE void
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acb_mat_printd(const acb_mat_t mat, slong digits)
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{
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acb_mat_fprintd(stdout, mat, digits);
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}
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2014-05-15 19:56:11 +02:00
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/* Comparisons */
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2015-10-09 15:57:11 +02:00
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int acb_mat_eq(const acb_mat_t mat1, const acb_mat_t mat2);
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int acb_mat_ne(const acb_mat_t mat1, const acb_mat_t mat2);
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2014-05-15 19:56:11 +02:00
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int acb_mat_equal(const acb_mat_t mat1, const acb_mat_t mat2);
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int acb_mat_overlaps(const acb_mat_t mat1, const acb_mat_t mat2);
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int acb_mat_contains(const acb_mat_t mat1, const acb_mat_t mat2);
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int acb_mat_contains_fmpq_mat(const acb_mat_t mat1, const fmpq_mat_t mat2);
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int acb_mat_contains_fmpz_mat(const acb_mat_t mat1, const fmpz_mat_t mat2);
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2015-01-18 17:21:23 +01:00
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int acb_mat_is_real(const acb_mat_t mat);
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2016-02-26 19:26:10 -05:00
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ACB_MAT_INLINE int
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acb_mat_is_empty(const acb_mat_t mat)
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{
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return (mat->r == 0) || (mat->c == 0);
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}
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ACB_MAT_INLINE int
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acb_mat_is_square(const acb_mat_t mat)
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{
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return (mat->r == mat->c);
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}
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2018-04-10 17:52:06 +02:00
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/* Radius and interval operations */
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ACB_MAT_INLINE void
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acb_mat_get_mid(acb_mat_t B, const acb_mat_t A)
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{
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slong i, j;
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for (i = 0; i < acb_mat_nrows(A); i++)
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{
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for (j = 0; j < acb_mat_ncols(A); j++)
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{
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arb_get_mid_arb(acb_realref(acb_mat_entry(B, i, j)), acb_realref(acb_mat_entry(A, i, j)));
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arb_get_mid_arb(acb_imagref(acb_mat_entry(B, i, j)), acb_imagref(acb_mat_entry(A, i, j)));
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}
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}
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}
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ACB_MAT_INLINE void
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acb_mat_add_error_mag(acb_mat_t mat, const mag_t err)
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{
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slong i, j;
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for (i = 0; i < acb_mat_nrows(mat); i++)
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for (j = 0; j < acb_mat_ncols(mat); j++)
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acb_add_error_mag(acb_mat_entry(mat, i, j), err);
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}
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2014-05-15 19:56:11 +02:00
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/* Special matrices */
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void acb_mat_zero(acb_mat_t mat);
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void acb_mat_one(acb_mat_t mat);
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2015-10-02 09:46:02 +02:00
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void acb_mat_transpose(acb_mat_t mat1, const acb_mat_t mat2);
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2014-05-15 19:56:11 +02:00
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/* Norms */
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2014-08-15 15:16:07 +02:00
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void acb_mat_bound_inf_norm(mag_t b, const acb_mat_t A);
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2014-05-15 19:56:11 +02:00
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2016-04-06 12:25:57 -04:00
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void acb_mat_frobenius_norm(arb_t res, const acb_mat_t A, slong prec);
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2016-04-06 11:32:51 -04:00
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void acb_mat_bound_frobenius_norm(mag_t b, const acb_mat_t A);
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2016-04-05 18:47:36 -04:00
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2014-05-15 19:56:11 +02:00
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/* Arithmetic */
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void acb_mat_neg(acb_mat_t dest, const acb_mat_t src);
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2015-11-06 11:12:43 +00:00
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void acb_mat_add(acb_mat_t res, const acb_mat_t mat1, const acb_mat_t mat2, slong prec);
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2014-05-15 19:56:11 +02:00
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2015-11-06 11:12:43 +00:00
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void acb_mat_sub(acb_mat_t res, const acb_mat_t mat1, const acb_mat_t mat2, slong prec);
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2014-05-15 19:56:11 +02:00
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2015-11-06 11:12:43 +00:00
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void acb_mat_mul(acb_mat_t res, const acb_mat_t mat1, const acb_mat_t mat2, slong prec);
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2015-11-24 11:19:53 -05:00
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2017-08-01 14:01:05 +02:00
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void acb_mat_mul_classical(acb_mat_t res, const acb_mat_t mat1, const acb_mat_t mat2, slong prec);
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void acb_mat_mul_threaded(acb_mat_t res, const acb_mat_t mat1, const acb_mat_t mat2, slong prec);
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2016-02-23 18:16:20 -05:00
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void acb_mat_mul_entrywise(acb_mat_t res, const acb_mat_t mat1, const acb_mat_t mat2, slong prec);
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2015-11-24 11:19:53 -05:00
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void acb_mat_sqr(acb_mat_t res, const acb_mat_t mat, slong prec);
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2014-05-15 19:56:11 +02:00
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2015-11-06 11:12:43 +00:00
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void acb_mat_pow_ui(acb_mat_t B, const acb_mat_t A, ulong exp, slong prec);
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2014-05-15 19:56:11 +02:00
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/* Scalar arithmetic */
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2014-12-25 15:50:37 +01:00
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ACB_MAT_INLINE void
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2015-11-06 11:12:43 +00:00
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acb_mat_scalar_mul_2exp_si(acb_mat_t B, const acb_mat_t A, slong c)
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2014-05-15 19:56:11 +02:00
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{
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2015-11-06 11:12:43 +00:00
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slong i, j;
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2014-05-15 19:56:11 +02:00
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for (i = 0; i < acb_mat_nrows(A); i++)
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for (j = 0; j < acb_mat_ncols(A); j++)
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acb_mul_2exp_si(acb_mat_entry(B, i, j), acb_mat_entry(A, i, j), c);
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}
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2014-12-25 15:50:37 +01:00
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ACB_MAT_INLINE void
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2015-11-06 11:12:43 +00:00
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acb_mat_scalar_addmul_si(acb_mat_t B, const acb_mat_t A, slong c, slong prec)
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2014-05-15 19:56:11 +02:00
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{
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2015-11-06 11:12:43 +00:00
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slong i, j;
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2014-05-15 19:56:11 +02:00
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for (i = 0; i < acb_mat_nrows(A); i++)
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for (j = 0; j < acb_mat_ncols(A); j++)
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acb_addmul_si(acb_mat_entry(B, i, j), acb_mat_entry(A, i, j), c, prec);
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}
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2014-12-25 15:50:37 +01:00
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ACB_MAT_INLINE void
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2015-11-06 11:12:43 +00:00
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acb_mat_scalar_mul_si(acb_mat_t B, const acb_mat_t A, slong c, slong prec)
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2014-05-15 19:56:11 +02:00
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{
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2015-11-06 11:12:43 +00:00
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slong i, j;
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2014-05-15 19:56:11 +02:00
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for (i = 0; i < acb_mat_nrows(A); i++)
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for (j = 0; j < acb_mat_ncols(A); j++)
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acb_mul_si(acb_mat_entry(B, i, j), acb_mat_entry(A, i, j), c, prec);
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}
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2014-12-25 15:50:37 +01:00
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ACB_MAT_INLINE void
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2015-11-06 11:12:43 +00:00
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acb_mat_scalar_div_si(acb_mat_t B, const acb_mat_t A, slong c, slong prec)
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2014-05-15 19:56:11 +02:00
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{
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2015-11-06 11:12:43 +00:00
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slong i, j;
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2014-05-15 19:56:11 +02:00
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for (i = 0; i < acb_mat_nrows(A); i++)
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for (j = 0; j < acb_mat_ncols(A); j++)
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acb_div_si(acb_mat_entry(B, i, j), acb_mat_entry(A, i, j), c, prec);
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}
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2014-12-25 15:50:37 +01:00
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ACB_MAT_INLINE void
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2015-11-06 11:12:43 +00:00
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acb_mat_scalar_addmul_fmpz(acb_mat_t B, const acb_mat_t A, const fmpz_t c, slong prec)
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2014-05-15 19:56:11 +02:00
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{
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2015-11-06 11:12:43 +00:00
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slong i, j;
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2014-05-15 19:56:11 +02:00
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for (i = 0; i < acb_mat_nrows(A); i++)
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for (j = 0; j < acb_mat_ncols(A); j++)
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acb_addmul_fmpz(acb_mat_entry(B, i, j), acb_mat_entry(A, i, j), c, prec);
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}
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2014-12-25 15:50:37 +01:00
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ACB_MAT_INLINE void
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2015-11-06 11:12:43 +00:00
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acb_mat_scalar_mul_fmpz(acb_mat_t B, const acb_mat_t A, const fmpz_t c, slong prec)
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2014-05-15 19:56:11 +02:00
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{
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2015-11-06 11:12:43 +00:00
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slong i, j;
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2014-05-15 19:56:11 +02:00
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for (i = 0; i < acb_mat_nrows(A); i++)
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for (j = 0; j < acb_mat_ncols(A); j++)
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acb_mul_fmpz(acb_mat_entry(B, i, j), acb_mat_entry(A, i, j), c, prec);
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}
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2014-12-25 15:50:37 +01:00
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ACB_MAT_INLINE void
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2015-11-06 11:12:43 +00:00
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acb_mat_scalar_div_fmpz(acb_mat_t B, const acb_mat_t A, const fmpz_t c, slong prec)
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2014-05-15 19:56:11 +02:00
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{
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2015-11-06 11:12:43 +00:00
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slong i, j;
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2014-05-15 19:56:11 +02:00
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for (i = 0; i < acb_mat_nrows(A); i++)
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for (j = 0; j < acb_mat_ncols(A); j++)
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acb_div_fmpz(acb_mat_entry(B, i, j), acb_mat_entry(A, i, j), c, prec);
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}
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2014-12-25 15:50:37 +01:00
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ACB_MAT_INLINE void
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2015-11-06 11:12:43 +00:00
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acb_mat_scalar_addmul_acb(acb_mat_t B, const acb_mat_t A, const acb_t c, slong prec)
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2014-05-15 19:56:11 +02:00
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{
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2015-11-06 11:12:43 +00:00
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slong i, j;
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2014-05-15 19:56:11 +02:00
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for (i = 0; i < acb_mat_nrows(A); i++)
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for (j = 0; j < acb_mat_ncols(A); j++)
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acb_addmul(acb_mat_entry(B, i, j), acb_mat_entry(A, i, j), c, prec);
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}
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2014-12-25 15:50:37 +01:00
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ACB_MAT_INLINE void
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2015-11-06 11:12:43 +00:00
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acb_mat_scalar_mul_acb(acb_mat_t B, const acb_mat_t A, const acb_t c, slong prec)
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2014-05-15 19:56:11 +02:00
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{
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2015-11-06 11:12:43 +00:00
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slong i, j;
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2014-05-15 19:56:11 +02:00
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for (i = 0; i < acb_mat_nrows(A); i++)
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for (j = 0; j < acb_mat_ncols(A); j++)
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acb_mul(acb_mat_entry(B, i, j), acb_mat_entry(A, i, j), c, prec);
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}
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2014-12-25 15:50:37 +01:00
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ACB_MAT_INLINE void
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2015-11-06 11:12:43 +00:00
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acb_mat_scalar_div_acb(acb_mat_t B, const acb_mat_t A, const acb_t c, slong prec)
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2014-05-15 19:56:11 +02:00
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{
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2015-11-06 11:12:43 +00:00
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slong i, j;
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2014-05-15 19:56:11 +02:00
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for (i = 0; i < acb_mat_nrows(A); i++)
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for (j = 0; j < acb_mat_ncols(A); j++)
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acb_div(acb_mat_entry(B, i, j), acb_mat_entry(A, i, j), c, prec);
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}
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2014-12-25 15:50:37 +01:00
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ACB_MAT_INLINE void
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2015-11-06 11:12:43 +00:00
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acb_mat_scalar_addmul_arb(acb_mat_t B, const acb_mat_t A, const arb_t c, slong prec)
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2014-05-15 19:56:11 +02:00
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{
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2015-11-06 11:12:43 +00:00
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slong i, j;
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2014-05-15 19:56:11 +02:00
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for (i = 0; i < acb_mat_nrows(A); i++)
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for (j = 0; j < acb_mat_ncols(A); j++)
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acb_addmul_arb(acb_mat_entry(B, i, j), acb_mat_entry(A, i, j), c, prec);
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}
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2014-12-25 15:50:37 +01:00
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ACB_MAT_INLINE void
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2015-11-06 11:12:43 +00:00
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acb_mat_scalar_mul_arb(acb_mat_t B, const acb_mat_t A, const arb_t c, slong prec)
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2014-05-15 19:56:11 +02:00
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{
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2015-11-06 11:12:43 +00:00
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slong i, j;
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2014-05-15 19:56:11 +02:00
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for (i = 0; i < acb_mat_nrows(A); i++)
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for (j = 0; j < acb_mat_ncols(A); j++)
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acb_mul_arb(acb_mat_entry(B, i, j), acb_mat_entry(A, i, j), c, prec);
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}
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2014-12-25 15:50:37 +01:00
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ACB_MAT_INLINE void
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2015-11-06 11:12:43 +00:00
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acb_mat_scalar_div_arb(acb_mat_t B, const acb_mat_t A, const arb_t c, slong prec)
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2014-05-15 19:56:11 +02:00
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{
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2015-11-06 11:12:43 +00:00
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slong i, j;
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2014-05-15 19:56:11 +02:00
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for (i = 0; i < acb_mat_nrows(A); i++)
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for (j = 0; j < acb_mat_ncols(A); j++)
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acb_div_arb(acb_mat_entry(B, i, j), acb_mat_entry(A, i, j), c, prec);
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}
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/* Solving */
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2014-12-25 15:50:37 +01:00
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ACB_MAT_INLINE void
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2015-11-06 11:12:43 +00:00
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acb_mat_swap_rows(acb_mat_t mat, slong * perm, slong r, slong s)
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2014-05-15 19:56:11 +02:00
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{
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if (r != s)
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{
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acb_ptr u;
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2015-11-06 11:12:43 +00:00
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slong t;
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2014-05-15 19:56:11 +02:00
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if (perm != NULL)
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{
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t = perm[s];
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perm[s] = perm[r];
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perm[r] = t;
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}
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u = mat->rows[s];
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mat->rows[s] = mat->rows[r];
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mat->rows[r] = u;
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}
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}
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2015-11-10 13:41:43 +00:00
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slong acb_mat_find_pivot_partial(const acb_mat_t mat,
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2015-11-06 11:12:43 +00:00
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slong start_row, slong end_row, slong c);
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2014-05-15 19:56:11 +02:00
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2015-11-06 11:12:43 +00:00
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int acb_mat_lu(slong * P, acb_mat_t LU, const acb_mat_t A, slong prec);
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2014-05-15 19:56:11 +02:00
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2015-11-06 11:12:43 +00:00
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void acb_mat_solve_lu_precomp(acb_mat_t X, const slong * perm,
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const acb_mat_t A, const acb_mat_t B, slong prec);
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2014-05-15 19:56:11 +02:00
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2018-04-10 17:52:06 +02:00
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int acb_mat_solve_lu(acb_mat_t X, const acb_mat_t A, const acb_mat_t B, slong prec);
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2015-11-06 11:12:43 +00:00
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int acb_mat_solve(acb_mat_t X, const acb_mat_t A, const acb_mat_t B, slong prec);
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2014-05-15 19:56:11 +02:00
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2018-04-10 17:52:06 +02:00
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int acb_mat_solve_precond(acb_mat_t X, const acb_mat_t A, const acb_mat_t B, slong prec);
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int acb_mat_approx_lu(slong * P, acb_mat_t LU, const acb_mat_t A, slong prec);
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void acb_mat_approx_solve_lu_precomp(acb_mat_t X, const slong * perm, const acb_mat_t A, const acb_mat_t B, slong prec);
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int acb_mat_approx_solve(acb_mat_t X, const acb_mat_t A, const acb_mat_t B, slong prec);
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2015-11-06 11:12:43 +00:00
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int acb_mat_inv(acb_mat_t X, const acb_mat_t A, slong prec);
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2014-05-15 19:56:11 +02:00
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2015-11-06 11:12:43 +00:00
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void acb_mat_det(acb_t det, const acb_mat_t A, slong prec);
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2014-05-15 19:56:11 +02:00
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/* Special functions */
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2016-03-04 15:46:09 +01:00
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void acb_mat_exp_taylor_sum(acb_mat_t S, const acb_mat_t A, slong N, slong prec);
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2015-11-06 11:12:43 +00:00
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void acb_mat_exp(acb_mat_t B, const acb_mat_t A, slong prec);
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2014-05-15 19:56:11 +02:00
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2015-11-06 11:12:43 +00:00
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void _acb_mat_charpoly(acb_ptr cp, const acb_mat_t mat, slong prec);
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2015-01-18 00:14:42 +01:00
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2015-11-06 11:12:43 +00:00
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void acb_mat_charpoly(acb_poly_t cp, const acb_mat_t mat, slong prec);
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2015-01-18 00:14:42 +01:00
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2015-11-28 16:12:33 -05:00
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void acb_mat_trace(acb_t trace, const acb_mat_t mat, slong prec);
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2016-10-19 17:58:37 +02:00
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ACB_MAT_INLINE slong
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acb_mat_allocated_bytes(const acb_mat_t x)
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{
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return _acb_vec_allocated_bytes(x->entries, x->r * x->c) + x->r * sizeof(acb_ptr);
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}
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2014-05-15 19:56:11 +02:00
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#ifdef __cplusplus
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}
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#endif
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#endif
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