Kelvin defined the Kelvin functions Bei and Ber according to

(1) |

(2) |

(3) |

**References**

Abramowitz, M. and Stegun, C. A. (Eds.). ``Kelvin Functions.''
§9.9 in *Handbook of Mathematical Functions with Formulas, Graphs, and Mathematical Tables, 9th printing.*
New York: Dover, pp. 379-381, 1972.

Spanier, J. and Oldham, K. B. ``The Kelvin Functions.'' Ch. 55 in *An Atlas of Functions.*
Washington, DC: Hemisphere, pp. 543-554, 1987.

© 1996-9

1999-05-26