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| | PlanetMath: Gauss' lemma |
 | | Remarks: Using Gauss' Lemma, it is straightforward to prove that for any odd prime |
 | | It is possible to prove Gauss' Lemma or Proposition 2 “from scratch”, without leaning on Euler's criterion, the existence of a primitive root, or the fact that a polynomial over |
 | | This is version 10 of Gauss' lemma, born on 2002-02-14, modified 2004-06-12. |
| planetmath.org /encyclopedia/GaussLemma.html (161 words) |
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