/bionic/libm/src/ |
e_atanh.c | 24 * atanh(x) = --- * log(1 + -------) = 0.5 * log1p(2 * --------) 28 * atanh(x) = 0.5*log1p(2x+2x*x/(1-x)) 59 t = 0.5*log1p(t+t*x/(one-x)); 61 t = 0.5*log1p((x+x)/(one-x));
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e_acosh.c | 26 * acosh(x) := log1p(t+sqrt(2.0*t+t*t)); where t=x-1. 61 return log1p(t+sqrt(2.0*t+t*t));
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s_asinh.c | 25 * := sign(x)*log1p(|x| + x^2/(1 + sqrt(1+x^2))) 54 w =log1p(fabs(x)+t/(one+__ieee754_sqrt(one+t)));
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s_log1p.c | 17 /* double log1p(double x) 31 * 2. Approximation of log1p(f). 49 * log1p(f) = f - (hfsq - s*(hfsq+R)). 51 * 3. Finally, log1p(x) = k*ln2 + log1p(f). 58 * log1p(x) is NaN with signal if x < -1 (including -INF) ; 59 * log1p(+INF) is +INF; log1p(-1) is -INF with signal; 60 * log1p(NaN) is that NaN with no signal. 73 * algorithm can be used to compute log1p(x) to within a few ULP 100 log1p(double x) function [all...] |
/libcore/luni/src/main/native/ |
java_lang_Math.cpp | 103 return log1p(a); 125 NATIVE_METHOD(Math, log1p, "!(D)D"),
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java_lang_StrictMath.cpp | 137 NATIVE_METHOD(StrictMath, log1p, "!(D)D"),
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/libcore/luni/src/test/java/libcore/java/lang/ |
OldAndroidMathTest.java | 305 assertTrue("Should return NaN", Double.isNaN(Math.log1p(Double.NaN))); 306 assertTrue("Should return NaN", Double.isNaN(Math.log1p(-32.0482175))); 308 Double.POSITIVE_INFINITY, Math.log1p(Double.POSITIVE_INFINITY), 0D); 310 .log1p(0.0))); 312 .doubleToLongBits(Math.log1p(+0.0))); 314 .doubleToLongBits(Math.log1p(-0.0))); 317 Math.log1p(-0.254856327), 0D); 319 .log1p(1583.542), 0D); 321 Math.log1p(0.5894227), 0D); 323 .log1p(Double.MAX_VALUE), 0D) [all...] |
OldAndroidStrictMathTest.java | 318 .log1p(Double.NaN))); 320 .log1p(-32.0482175))); 323 .log1p(Double.POSITIVE_INFINITY)); 325 .doubleToLongBits(StrictMath.log1p(0.0))); 327 .doubleToLongBits(StrictMath.log1p(+0.0))); 329 .doubleToLongBits(StrictMath.log1p(-0.0))); 332 StrictMath.log1p(-0.254856327)); 334 StrictMath.log1p(1583.542)); 336 StrictMath.log1p(0.5894227)); 338 StrictMath.log1p(Double.MAX_VALUE)) [all...] |
/external/apache-harmony/luni/src/test/api/common/org/apache/harmony/luni/tests/java/lang/ |
StrictMathTest.java | 550 * @tests java.lang.StrictMath#log1p(double) 556 .log1p(Double.NaN))); 558 .log1p(-32.0482175))); 561 .log1p(Double.POSITIVE_INFINITY)); 563 .doubleToLongBits(StrictMath.log1p(0.0))); 565 .doubleToLongBits(StrictMath.log1p(+0.0))); 567 .doubleToLongBits(StrictMath.log1p(-0.0))); 570 StrictMath.log1p(-0.254856327)); 572 StrictMath.log1p(1583.542)); 574 StrictMath.log1p(0.5894227)) [all...] |
MathTest.java | 592 * @tests java.lang.Math#log1p(double) 596 assertTrue("Should return NaN", Double.isNaN(Math.log1p(Double.NaN))); 597 assertTrue("Should return NaN", Double.isNaN(Math.log1p(-32.0482175))); 599 Double.POSITIVE_INFINITY, Math.log1p(Double.POSITIVE_INFINITY), 0D); 601 .log1p(0.0))); 603 .doubleToLongBits(Math.log1p(+0.0))); 605 .doubleToLongBits(Math.log1p(-0.0))); 608 Math.log1p(-0.254856327), 0D); 610 .log1p(1583.542), 0D); 612 Math.log1p(0.5894227), 0D) [all...] |
/prebuilt/darwin-x86/toolchain/arm-eabi-4.3.1/lib/gcc/arm-eabi/4.3.1/include/ |
tgmath.h | 149 #define log1p(x) __TGMATH_REAL(x, log1p) macro
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/prebuilt/darwin-x86/toolchain/arm-eabi-4.4.0/lib/gcc/arm-eabi/4.4.0/include/ |
tgmath.h | 146 #define log1p(x) __TGMATH_REAL(x, log1p) macro
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/prebuilt/darwin-x86/toolchain/arm-eabi-4.4.3/lib/gcc/arm-eabi/4.4.3/include/ |
tgmath.h | 146 #define log1p(x) __TGMATH_REAL(x, log1p) macro
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/prebuilt/linux-x86/toolchain/arm-eabi-4.3.1/lib/gcc/arm-eabi/4.3.1/include/ |
tgmath.h | 149 #define log1p(x) __TGMATH_REAL(x, log1p) macro
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/prebuilt/linux-x86/toolchain/arm-eabi-4.4.0/lib/gcc/arm-eabi/4.4.0/include/ |
tgmath.h | 146 #define log1p(x) __TGMATH_REAL(x, log1p) macro
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/prebuilt/linux-x86/toolchain/arm-eabi-4.4.3/lib/gcc/arm-eabi/4.4.3/include/ |
tgmath.h | 146 #define log1p(x) __TGMATH_REAL(x, log1p) macro
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/prebuilt/linux-x86/toolchain/i686-linux-glibc2.7-4.4.3/sysroot/usr/include/bits/ |
mathcalls.h | 132 __MATHCALL (log1p,, (_Mdouble_ __x));
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/prebuilt/linux-x86/toolchain/i686-linux-glibc2.7-4.4.3/sysroot/usr/include/ |
tgmath.h | 306 #define log1p(Val) __TGMATH_UNARY_REAL_ONLY (Val, log1p) macro
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/bionic/libm/include/ |
math.h | 250 double log1p(double);
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/development/ndk/platforms/android-3/include/ |
math.h | 250 double log1p(double);
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/development/ndk/platforms/android-9/include/ |
math.h | 250 double log1p(double);
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/prebuilt/linux-x86/toolchain/i686-linux-glibc2.7-4.4.3/i686-linux/include/c++/4.4.3/tr1/ |
math.h | 69 using std::tr1::log1p;
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/prebuilt/ndk/android-ndk-r4/platforms/android-3/arch-arm/usr/include/ |
math.h | 250 double log1p(double);
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/prebuilt/ndk/android-ndk-r4/platforms/android-4/arch-arm/usr/include/ |
math.h | 250 double log1p(double);
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/prebuilt/ndk/android-ndk-r4/platforms/android-5/arch-arm/usr/include/ |
math.h | 250 double log1p(double);
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