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cospif_eval_fma

pxfm::sin_cosf::sincosf_eval

Function cospif_eval_fma 

Source 
pub(crate) fn cospif_eval_fma(y: f64) -> f64
Expand description

Poly for cos(pi*y) on [-0.25; 0.25]. Generated by Sollya:

d = [0, 0.25];
f_cos = cos(y*pi);
Q = fpminimax(f_cos, [|0, 2, 4, 6, 8, 10|], [|1, D...|], d, relative, floating);

See ./notes/cospif_0p25.sollya