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Vijay posted an Question
October 04, 2020 • 13:45 pm 30 points
  • IIT JAM
  • Mathematics (MA)

What does it mean when we say order of a permutation please explain with an example

what does it mean when we say order of a permutation please explain with an example

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    Piyush pachauri best-answer

    You know about cycle decomposition right ? suppose you have a permutation, for example in S5 (124)(35) it's cycle decomposition is 2+3 Now order of this permutation is LCM{2,3} =6 order of permutation is what least power of it gives you identity.

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