Calculate a scaled Lanczos sum for the approximation of the gamma function.
Compute the cosine of a number.
Set the more significant 32 bits of a double-precision floating-point number.
Compute the cosine of a double-precision floating-point number on [-π/4, π/4].
Test if a double-precision floating-point numeric value is positive zero.
Compute gamma(x+1) - 1.
Return an unsigned 32-bit integer corresponding to the less significant 32 bits of a double-precision floating-point number.
Test if a single-precision floating-point numeric value is NaN.
Inverse incomplete gamma function.
The maximum biased base 2 exponent for a subnormal double-precision floating-point number.
Compute the sum of an infinite series.
Evaluate bˣ - 1.
Degenerate distribution cumulative distribution function (CDF).
The maximum biased base 2 exponent for a double-precision floating-point number.
Evaluate the natural logarithm of a double-precision floating-point number.
Calculate the sum of single-precision floating-point strided array elements using pairwise summation.
The minimum biased base 2 exponent for a subnormal double-precision floating-point number.
Calculate the sum of strided array elements using an improved Kahan–Babuška algorithm.
Continued fraction approximation.
Calculate the sum of single-precision floating-point strided array elements, ignoring NaN values, using pairwise summation with extended accumulation, and returning an extended precision result.
Chi-squared distribution cumulative distribution function (CDF).
Return the minimum value.
Modulus function.
Gamma distribution cumulative distribution function (CDF).