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Defines |
#define | FLT_RADIX 2 |
| FLT_RADIX specifies the radix of the exponent representation.
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#define | DBL_MAX_EXP +1024 |
| DBL_MAX_EXP is the maximum value of base FLT_RADIX in the exponent part of a double.
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#define | DBL_MIN_EXP -1021 |
| DBL_MIN_EXP is the minimum value of base FLT_RADIX in the exponent part of a double.
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#define | DBL_MAX 1.7976931348623157E+308 |
| DBL_MAX is the maximum value of a double.
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#define | DBL_MIN 2.2250738585072014E-308 |
| DBL_MIN is the minimum value of a double.
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#define | DBL_MANT_DIG 53 |
| DBL_MANT_DIG specifies the number of base FLT_RADIX digits in the mantissa part of a double.
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#define | EDOM 0x01 |
| EDOM - an input argument is outside the defined domain of the mathematical function.
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#define | ERANGE 0x03 |
| ERANGE - the result of the function is too large (overflow) or too small (underflow) to be represented in the available space.
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#define | DBL_EXP_BIAS 1023 |
| Exponent bias.
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#define | DBL_EXP_INFNAN 2047 |
| The biggest one.
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#define | HUGE_VAL |
| Some constants (Hart & Cheney).
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#define | M_PI 3.14159265358979323846264338327950288 |
| Pi, the ratio of a circles circumference to its diameter.
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#define | M_2PI 6.28318530717958647692528676655900576 |
| Two times of pi.
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#define | M_3PI_4 2.35619449019234492884698253745962716 |
| pi * 3 / 4
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#define | M_PI_2 1.57079632679489661923132169163975144 |
| Pi divided by two.
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#define | M_3PI_8 1.17809724509617246442349126872981358 |
| pi * 3 / 8
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#define | M_PI_4 0.78539816339744830961566084581987572 |
| Pi divided by four.
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#define | M_PI_8 0.39269908169872415480783042290993786 |
| Pi divided by eight.
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#define | M_1_PI 0.31830988618379067153776752674502872 |
| The reciprocal of pi (1/pi).
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#define | M_2_PI 0.63661977236758134307553505349005744 |
| Two times the reciprocal of pi.
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#define | M_4_PI 1.27323954473516268615107010698011488 |
| Four times the reciprocal of pi.
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#define | M_E 2.71828182845904523536028747135266250 |
| The base of natural logarithms.
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#define | M_LOG2E 1.44269504088896340735992468100189213 |
| The logarithm to base 2 of M_E.
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#define | M_LOG10E 0.43429448190325182765112891891660508 |
| The logarithm to base 10 of M_E.
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#define | M_LN2 0.69314718055994530941723212145817657 |
| The natural logarithm of 2.
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#define | M_LN10 2.30258509299404568401799145468436421 |
| The natural logarithm of 10.
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#define | M_SQRT2 1.41421356237309504880168872420969808 |
| The square root of two.
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#define | M_1_SQRT2 0.70710678118654752440084436210484904 |
| The reciprocal of the square root of two.
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#define | M_EULER 0.57721566490153286060651209008240243 |
| The Euler/Mascheroni constant.
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#define | POLYNOM1(x, a) ((a)[1]*(x)+(a)[0]) |
| macros for constructing polynomials
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#define | POLYNOM2(x, a) (POLYNOM1((x),(a)+1)*(x)+(a)[0]) |
| macros for constructing polynomials
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#define | POLYNOM3(x, a) (POLYNOM2((x),(a)+1)*(x)+(a)[0]) |
| macros for constructing polynomials
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#define | POLYNOM4(x, a) (POLYNOM3((x),(a)+1)*(x)+(a)[0]) |
| macros for constructing polynomials
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#define | POLYNOM5(x, a) (POLYNOM4((x),(a)+1)*(x)+(a)[0]) |
| macros for constructing polynomials
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#define | POLYNOM6(x, a) (POLYNOM5((x),(a)+1)*(x)+(a)[0]) |
| macros for constructing polynomials
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#define | POLYNOM7(x, a) (POLYNOM6((x),(a)+1)*(x)+(a)[0]) |
| macros for constructing polynomials
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#define | POLYNOM8(x, a) (POLYNOM7((x),(a)+1)*(x)+(a)[0]) |
| macros for constructing polynomials
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#define | POLYNOM9(x, a) (POLYNOM8((x),(a)+1)*(x)+(a)[0]) |
| macros for constructing polynomials
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#define | POLYNOM10(x, a) (POLYNOM9((x),(a)+1)*(x)+(a)[0]) |
| macros for constructing polynomials
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#define | POLYNOM11(x, a) (POLYNOM10((x),(a)+1)*(x)+(a)[0]) |
| macros for constructing polynomials
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#define | POLYNOM12(x, a) (POLYNOM11((x),(a)+1)*(x)+(a)[0]) |
| macros for constructing polynomials
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#define | POLYNOM13(x, a) (POLYNOM12((x),(a)+1)*(x)+(a)[0]) |
| macros for constructing polynomials
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#define | M_LN_MAX_D (M_LN2 * DBL_MAX_EXP) |
| The mystery of mathematics.
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#define | M_LN_MIN_D (M_LN2 * (DBL_MIN_EXP - 1)) |
| The mystery of mathematics - 1.
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#define | DEG_TO_RAD(x) ((x) * 0.017453292519943295769236907684886) |
| From degree to radiant.
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#define | RAD_TO_DEG(x) ((x) * 57.295779513082320876798154814105) |
| From radiant to degree.
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#define | errno (*__errno()) |
| Integer variable errno, which is set by system calls and some library functions in the event of an error to indicate what went wrong.
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