Evaluates tan z for complex z.

Evaluates the Student’s t cumulative distribution function.

Evaluates the inverse of the Student’s t cumulative distribution function.

Evaluates the noncentral Student’s t cumulative distribution function.

Evaluates the inverse of the noncentral Student’s t cumulative distribution function.

This function evaluates the noncentral Student's t probability density function.

Evaluates the Student’s t probability density function.