# NAG Library Chapter Contents

## X01 (math)Mathematical Constants

X01 (math) Chapter Introduction – a description of the Chapter and an overview of the algorithms available

 RoutineName Mark ofIntroduction Purpose x01aaf 5 nagf_math_pi Provides the mathematical constant $\pi$ x01abf 5 nagf_math_euler Provides the mathematical constant $\gamma$ (Euler's constant)
© The Numerical Algorithms Group Ltd, Oxford, UK. 2017