Searched defs:S1 (Results 1 - 3 of 3) sorted by relevance

/bionic/libm/src/
H A Dk_sin.c32 * sin(x) ~ x + S1*x + ... + S6*x
36 * |----- - (1+S1*x +S2*x +S3*x +S4*x +S5*x +S6*x )| <= 2
45 * sin(x) = x + (S1*x + (x *(r-y/2)+y))
53 S1 = -1.66666666666666324348e-01, /* 0xBFC55555, 0x55555549 */ variable
68 if(iy==0) return x+v*(S1+z*r);
69 else return x-((z*(half*y-v*r)-y)-v*S1);
H A Dk_sinf.c28 S1 = -0x15555554cbac77.0p-55, /* -0.166666666416265235595 */ variable
46 return (x + s*(S1+z*S2)) + s*w*r;
/bionic/libc/arch-mips/include/machine/
H A Dregnum.h53 #define S1 17 macro

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