include/math.h

210

double log1p(double);

include/tgmath.h

144

#define log1p(x) __tg_simple(x, log1p)

lib/libm/hidden/math.h

134

PROTO_NORMAL(log1p);

lib/libm/src/e_acosh.c

57

return log1p(t+sqrt(2.0*t+t*t));

lib/libm/src/e_atanh.c

55

t = 0.5*log1p(t+t*x/(one-x));

lib/libm/src/e_atanh.c

57

t = 0.5*log1p((x+x)/(one-x));

lib/libm/src/s_asinh.c

52

w =log1p(fabs(x)+t/(one+sqrt(one+t)));

lib/libm/src/s_log1p.c

160

DEF_STD(log1p);

lib/libm/src/s_log1p.c

161

LDBL_MAYBE_CLONE(log1p);

regress/lib/libm/cephes/testvect.c

202

{"log1p", log1p, &NAN, &NAN, 0},

regress/lib/libm/cephes/testvect.c

203

{"log1p", log1p, &ZERO, &ZERO, 0},

regress/lib/libm/cephes/testvect.c

204

{"log1p", log1p, &MZERO, &MZERO, 0},

regress/lib/libm/cephes/testvect.c

205

{"log1p", log1p, &MONE, &MINF, 0},

regress/lib/libm/cephes/testvect.c

206

{"log1p", log1p, &MTWO, &NAN, 0},

regress/lib/libm/cephes/testvect.c

207

{"log1p", log1p, &INF, &INF, 0},

regress/lib/libm/cephes/testvect.c

68

double log1p (double);

regress/lib/libm/msun/logarithm_test.c

237

test_tol(log1p, tests[i].x - 1, tests[i].logex,

regress/lib/libm/msun/logarithm_test.c

257

test_tol(log1p, 0x0.3333333333333p0,

regress/lib/libm/msun/logarithm_test.c

264

test_tol(log1p, -0x0.3333333333333p0,

regress/lib/libm/msun/logarithm_test.c

90

test(log1p, x, result, exceptmask, excepts); \