# Bateman function

From Encyclopedia of Mathematics

*-function*

The function

(1) |

where and are real numbers. The function was defined by H. Bateman [1]. The Bateman function may be expressed in the form of a confluent hypergeometric function of the second kind :

(2) |

The relation (2) is conveniently taken as the definition of the Bateman function in the complex plane with the cut . The following relations are valid: for case (1)

for case (2)

where , and is a confluent hypergeometric function of the first kind.

#### References

[1] | H. Bateman, "The -function, a particular case of the confluent hypergeometric function" Trans. Amer. Math. Soc. , 33 (1931) pp. 817–831 |

[2] | H. Bateman (ed.) A. Erdélyi (ed.) , Higher transcendental functions , 1. The gamma function. The hypergeometric functions. Legendre functions , McGraw-Hill (1953) |

**How to Cite This Entry:**

Bateman function.

*Encyclopedia of Mathematics.*URL: http://encyclopediaofmath.org/index.php?title=Bateman_function&oldid=16868

This article was adapted from an original article by L.N. Karmazina (originator), which appeared in Encyclopedia of Mathematics - ISBN 1402006098. See original article