Evaluate a polynomial using double-precision floating-point arithmetic.

Calculate a scaled Lanczos sum for the approximation of the gamma function.

Round a double-precision floating-point number toward negative infinity.

Evaluate bˣ - 1.

Test if a finite double-precision floating-point number is an integer.

Round a double-precision floating-point number toward zero.

Test if a finite numeric value is an odd number.

Evaluate a factorial.

Compute sin(πx).

Round a double-precision floating-point number toward positive infinity.

Evaluate the natural logarithm of a double-precision floating-point number.

Incomplete gamma function.

Beta function.

Test if a double-precision floating-point numeric value is positive zero.

Compute the sine of a double-precision floating-point number on [-π/4, π/4].

Test if a double-precision floating-point numeric value is negative zero.

Compute the sine of a number.

Inverse complementary error function.

Compute the cosine of a number.

Compute the cosine of a double-precision floating-point number on [-π/4, π/4].