# subfield

Let $F$ be a field and $S$ a subset of $F$ such that $S$ with the inherited operations from $F$ is also a field. Then we say that $S$ is a subfield of $F$.

The name “subfield” is used also in the case that $F$ is only a skew field and its subset $S$ forms a skew field.

Title | subfield |
---|---|

Canonical name | Subfield |

Date of creation | 2013-03-22 14:01:45 |

Last modified on | 2013-03-22 14:01:45 |

Owner | drini (3) |

Last modified by | drini (3) |

Numerical id | 7 |

Author | drini (3) |

Entry type | Definition |

Classification | msc 12E99 |