A Spheroid which is ``pointy'' instead of ``squashed,'' i.e., one for which the polar radius is greater than
the equatorial radius , so . A prolate spheroid has Cartesian equations

(1) |

(2) |

(3) |

(4) |

(5) | |||

(6) |

**References**

Beyer, W. H. *CRC Standard Mathematical Tables, 28th ed.* Boca Raton, FL: CRC Press, p. 131, 1987.

© 1996-9

1999-05-26