Function Packages

Exponential function.

Evaluate bˣ - 1.

Riemann Zeta function.

Compute the rising factorial.

Sine and cosine integrals.

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

Evaluate the signum function for a single-precision floating-point number.

Incomplete beta function and its first derivative.

Inverse incomplete beta function.

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

Compute the nth Tribonacci number.

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

Evaluate the natural logarithm of 1+exp(x).

Evaluate ln(1+x) - x.

Compute the natural logarithm of exp(x) + exp(y).

Compute the nth Lucas number.

Evaluate the natural logarithm of 1-exp(-|x|).

Spence's function, also known as the dilogarithm.

Function which does nothing.

Create a function that invokes a provided function with reordered arguments.