Dbl Packages

Test if a numeric value is a nonnegative finite number.

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

Test if a numeric value is a nonpositive finite number.

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

Test if a finite numeric value is an odd number.

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

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

Restrict a double-precision floating-point number to a specified range.

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

Evaluate the identity function for a double-precision complex floating-point number.

Split a double-precision floating-point number into a normalized fraction and an integer power of two.

Compute the squared absolute value of a double-precision floating-point number.

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

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

Convert an angle from degrees to radians.

Catalan's constant.

Cube root of double-precision floating-point epsilon.

Euler's number.

Difference between one and the smallest value greater than one that can be represented as a double-precision floating-point number.

The Euler-Mascheroni constant.