# positive semidefinite

A rational function $f\in \mathbb{R}({X}_{1},\mathrm{\dots},{X}_{n})$ is *positive semidefinite ^{}*
if $f$ is nonnegative whenever it is defined.

Title | positive semidefinite |
---|---|

Canonical name | PositiveSemidefinite1 |

Date of creation | 2013-03-22 17:43:32 |

Last modified on | 2013-03-22 17:43:32 |

Owner | Mathprof (13753) |

Last modified by | Mathprof (13753) |

Numerical id | 4 |

Author | Mathprof (13753) |

Entry type | Definition |

Classification | msc 12D15 |