| /src/lib/libm/src/ |
| s_erfl.c | 62 return erfc(x);
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| s_erf.c | 19 * double erfc(double x)
26 * erfc(x) = 1-erf(x)
29 * erfc(-x) = 2 - erfc(x)
34 * erfc(x) = 1 - erf(x) if x in [-.84375,0.25]
54 * erfc(x) = (1-c) - P1(s)/Q1(s) if x > 0
68 * erfc(x) = (1/x)*exp(-x*x-0.5625+R1/S1)
69 * erf(x) = 1 - erfc(x)
75 * erfc(x) = (1/x)*exp(-x*x-0.5625+R2/S2) if x > 0
78 * erf(x) = sign(x)*(1.0 - erfc(x)) if x < 6, els
244 erfc(double x) function in typeref:typename:double
[all...] |
| /src/tests/lib/libm/ |
| t_erf.c | 186 * erfc(3)
191 atf_tc_set_md_var(tc, "descr", "Test erfc(NaN) == NaN");
198 ATF_CHECK(isnan(erfc(x)) != 0);
204 atf_tc_set_md_var(tc, "descr", "Test erfc(-Inf) == 2.0");
211 if (erfc(x) != 2.0)
212 atf_tc_fail_nonfatal("erfc(-Inf) != 2.0");
218 atf_tc_set_md_var(tc, "descr", "Test erfc(+Inf) == +0.0");
224 double y = erfc(x);
227 atf_tc_fail_nonfatal("erfc(+Inf) != +0.0");
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| /src/tests/lib/lua/libm/ |
| h_lualibm.c | 43 TEST(erfc(M_SQRT1_2));
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| lualibm.lua | 49 test("erfc(M_SQRT1_2)", lm.erfc(lm.M_SQRT1_2))
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| /src/lib/libm/noieee_src/ |
| n_erf.c | 44 * Performance of erfc(x):
56 * double erfc(double x)
63 * erfc(x) = 1-erf(x)
69 * erfc(x) = 1 - erf(x) if x<=0.25
92 * erfc(x) = (1-c) - P1(s)/Q1(s)
106 * erfc(x) = (1/x)exp(-x*x-(.5*log(pi) -.5z + R(z)/S(z))
112 * erfc(x) = (1/x)exp(-x*x-(.5*log(pi)+eps + zP(z))
119 * erfc(x) ~ ---------- * ( 1 + Poly(1/x^2) );
126 * erfc*x*exp(x*x) ~ 1/sqrt(pi);
139 * erfc(x) = tiny*tiny (raise underflow
330 erfc(double x) function in typeref:typename:double
[all...] |
| /src/include/ |
| tgmath.h | 154 #define erfc(a) __TG_FN1(erfc, (a)) macro
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| math.h | 269 double erfc(double);
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| /src/lib/lua/libm/ |
| libm.c | 120 DFUNC_DBL(erfc)
256 { "erfc", libm_erfc },
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| /src/lib/libm/ |
| Makefile | 489 erf.3 erfc.3 \
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