107 commits

Author	SHA1	Message	Date
fredrik	fbe994f446	utility functions acb_real_abs, sgn, heaviside, floor, ceil, min, max	2018-02-10 22:31:33 +01:00
Fredrik Johansson	1535e13956	faster implementation of acb_get_mag_lower, plus more test code	2017-12-13 11:37:05 +01:00
Fredrik Johansson	6a9ba9d5f4	arb_pow and acb_pow: invert before powering with binary exponentiation to reduce blowup	2017-11-27 16:09:40 +01:00
Fredrik Johansson	a0ce21c37c	more trig functions (sec, csc, sech, csch)	2017-11-13 01:59:40 +01:00
Pascal	226ed94603	order arguments in acb_vec_unit_roots	2017-10-30 08:43:01 +01:00
Pascal	4376829974	change acb_vec_unit_roots interface ... separate order from length, and allow negative order	2017-10-30 08:43:00 +01:00
Fredrik Johansson	aa30e792ae	acb_atan: improve error bounds	2017-09-18 00:06:26 +02:00
Fredrik Johansson	ac713b31aa	speed up acb_agm1 by finishing with Taylor series	2017-08-12 21:05:54 +02:00
Fredrik Johansson	683dea6c17	agm: use central difference instead of forward difference to reduce precision	2017-08-08 23:36:56 +02:00
Fredrik Johansson	de0349a885	add arb_sinc_pi, acb_sinc_pi	2017-06-20 09:44:25 +02:00
Fredrik Johansson	af1f607c32	add acb_dirichlet_hurwitz; rearrange internal call sequence to make sure Riemann zeta code is used in all cases when a=1	2017-06-19 10:23:44 +02:00
Fredrik Johansson	e08d863d58	add acb_expm1	2017-06-12 16:40:33 +02:00
Fredrik Johansson	919e6179a5	some further lambertw precision tweaks	2017-04-22 13:59:37 +02:00
Fredrik Johansson	8dcf5b383a	acb_lambertw: avoid some redundant computations	2017-03-30 21:54:43 +02:00
Fredrik Johansson	fd3801531c	acb_lambertw: slightly better check for using -1/e series	2017-03-30 09:10:48 +02:00
Fredrik Johansson	12adc8747d	acb_lambertw: slightly better derivative bound for |k| <= 1	2017-03-30 09:05:57 +02:00
Fredrik Johansson	4528967782	support nonstandard branches in acb_lambertw	2017-03-28 01:44:41 +02:00
Fredrik Johansson	0fd1e0b833	some improvements to acb_lambertw; make arb_nonnegative_part public	2017-03-23 00:44:49 +01:00
Fredrik Johansson	d77b6c5c73	complex Lambert W function (acb_lambertw)	2017-03-20 18:57:53 +01:00
Tommy Hofmann	6bf072eb59	Replace abort with flint_abort. ... This will allow us to not loose the julia session on error. See also https://github.com/wbhart/flint2/pull/243	2017-02-28 16:52:57 +01:00
Fredrik Johansson	0be7de5ec4	de-inline some more arb and acb methods	2017-02-26 18:18:56 +01:00
Fredrik Johansson	f0570449f9	acb_inv: tighter error bounds (in particular, ensure nonzero input -> finite output)	2017-02-18 17:27:17 +01:00
Fredrik Johansson	249830451f	acb_sqrt: use more accurate formula in the left half plane	2017-02-15 16:36:32 +01:00
Fredrik Johansson	8f9f343127	add arb_is_int_2exp_si and acb_is_int_2exp_si	2017-02-14 14:31:48 +01:00
Fredrik Johansson	8f6fa5598c	acb_nth_root -> acb_unit_root (clearer since there is also a function for computing the nth root of an arbitrary number)	2016-12-01 21:53:02 +01:00
Fredrik Johansson	dfc7965898	_acb_vec_nth_roots: simpler, better algorithm	2016-11-20 05:09:02 +01:00
Fredrik Johansson	06df4d6dcb	wrapper for zeta algorithms	2016-10-25 21:57:37 +02:00
Isuru Fernando	36357d6abd	Merge remote-tracking branch 'upstream/master' into cmake2	2016-10-14 17:47:20 +05:30
Pascal	0fd358048f	move dft to separate directory	2016-10-08 22:49:40 +02:00
Fredrik Johansson	230ec151c6	acb_printn: skip parts that are 0	2016-09-20 14:15:30 +02:00
Fredrik Johansson	bbdeca4cda	add acb_printn / acb_fprintn and tweak documentation	2016-09-06 18:01:14 +02:00
Fredrik Johansson	59fd3ff265	fix a small bug in acb_sinc (patch by Andrew Booker)	2016-09-02 16:09:13 +02:00
Fredrik Johansson	6316497cf5	de-inline clear() methods -> 8% faster compile, 25% smaller libarb.so	2016-07-05 00:26:55 +02:00
Isuru Fernando	84e80f0093	Add CMakeLists.txt	2016-06-24 16:19:27 +05:30
Fredrik Johansson	3b5e0ebf21	make working precision in arb_gamma and acb_gamma more input-sensitive	2016-05-08 02:24:04 +02:00
Fredrik Johansson	ecb70e7476	update copyright headers to switch from GPL to LGPL	2016-04-26 17:20:05 +02:00
Fredrik Johansson	b4ebc87a1d	use arb_test_multiplier to control number of test iterations	2016-04-10 17:24:58 +02:00
Fredrik Johansson	69564af91c	agm(1,-1) = 0	2016-03-08 17:19:54 +01:00
Fredrik Johansson	80640c87e2	include flint/foo.h instead of foo.h	2016-03-03 15:42:23 +01:00
Fredrik Johansson	25d4fbcf92	move mag_add_ui_2exp_si to its own file and document it	2016-02-28 02:39:07 +01:00
Fredrik Johansson	4702cd1f74	don't include fmprb.h automatically in arb.h (also skips including fmpz_poly.h in arb.h)	2016-02-25 20:57:12 +01:00
Fredrik Johansson	5d8f80023e	add acb_csgn (alternative definition of sign function)	2016-02-18 01:37:51 +01:00
Fredrik Johansson	d9c8a39a51	add complex sign function, acb_sgn	2016-02-18 00:55:43 +01:00
Fredrik Johansson	6d18eb53ed	add functions for evaluating Bernoulli polynomials	2016-01-24 15:05:21 +01:00
Fredrik Johansson	118de12f7a	add complex sinc function	2016-01-07 18:21:26 +01:00
alex	aef5f68625	DOC: more carefully preserve authorship info	2016-01-01 17:25:30 -05:00
alex	c7ef0f64ac	MAINT: print(...) is now implemented like fprint(stdout, ...)	2016-01-01 17:18:55 -05:00
alex	020433d0dc	ENH: add fprint	2015-12-31 19:06:07 -05:00
Fredrik Johansson	44b6137cab	typo	2015-11-23 15:35:07 +01:00
Fredrik Johansson	a9b8590a09	add acb_quadratic_roots_fmpz	2015-11-23 15:34:28 +01:00