float64

C++ double-to-string conversion benchmark

High-performance SIMD library for Go with AVX/NEON support

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Natural logarithm of 2π.

Calculate the arithmetic mean of a double-precision floating-point strided array, ignoring NaN values.

Square root of 0.5π.

Return a normal number `y` and exponent `exp` satisfying `x = y * 2^exp`.

Return a double-precision floating-point number with the magnitude of x and the sign of x*y.

Add a constant to each element in a double-precision floating-point strided array.

Copy values from x into y.

Reverse a double-precision floating-point strided array in-place.

Compute the `L * D * L^T` factorization of a real symmetric positive definite tridiagonal matrix `A`.

Calculate the standard error of the mean for a double-precision floating-point strided array using a two-pass algorithm.

Calculate the standard error of the mean for a double-precision floating-point strided array.

1/4 times π.

Euler's number.

Calculate the maximum value of a double-precision floating-point strided array.

Calculate the sum of double-precision floating-point strided array elements, ignoring NaN values and using an improved Kahan–Babuška algorithm.

Interchange two double-precision floating-point vectors.

Calculate the arithmetic mean of a double-precision floating-point strided array, using Welford's algorithm and ignoring NaN values.