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remove unused cases in zeta_ui_bsplit

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This commit is contained in:
Fredrik Johansson 2013-02-13 07:52:01 +01:00
parent 5b4e35b750
commit f841b598b5
1 changed files with 5 additions and 23 deletions
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28
fmprb/zeta_ui_bsplit.c
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@ -71,34 +71,16 @@ zeta_bsplit_clear(zeta_bsplit_t S)
static __inline__ void
zeta_coeff_k(zeta_bsplit_t S, long k, long n, long s)
{
if (k + 1 < 0)
{
fmprb_one(S->D);
fmprb_one(S->Q1);
}
else if (k + 1 > n)
{
fmprb_zero(S->D);
fmprb_one(S->Q1);
}
else
{
fmprb_set_si(S->D, 2 * (n + (k + 1) - 1));
fmprb_mul_si(S->D, S->D, n + 1 - (k + 1), FMPR_PREC_EXACT);
fmprb_set_si(S->Q1, k + 1);
fmprb_mul_si(S->Q1, S->Q1, 2*(k + 1) - 1, FMPR_PREC_EXACT);
}
fmprb_set_si(S->D, 2 * (n + (k + 1) - 1));
fmprb_mul_si(S->D, S->D, n + 1 - (k + 1), FMPR_PREC_EXACT);
fmprb_set_si(S->Q1, k + 1);
fmprb_mul_si(S->Q1, S->Q1, 2*(k + 1) - 1, FMPR_PREC_EXACT);
if (k - 1 < 0)
if (k == 0)
{
fmprb_zero(S->A);
fmprb_one(S->Q2);
}
else if (k - 1 >= n)
{
fmprb_one(S->A);
fmprb_one(S->Q2);
}
else
{
fmprb_set_si(S->A, k % 2 ? 1 : -1);