from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • adjective mathematics In which each submodule is a direct summand.
  • adjective mathematics For which every invariant subspace has an invariant complement, equivalent to the minimal polynomial being squarefree.
  • adjective mathematics Being a direct sum of simple Lie algebras.
  • adjective mathematics Being a linear algebraic group whose radical of the identity component is trivial.


from Wiktionary, Creative Commons Attribution/Share-Alike License

semi- +‎ simple


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  • The definitions are a bit semicomplex. No. 2 is quite clear and simple, however.

    October 23, 2011