factoring
  因子分解
  factoring
  因式分解 分解
  Fac·tor, v. t. [imp. & p. p. Factored p. pr. & vb. n. Factoring.] Mach. To resolve (a quantity) into its factors.
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  Fac·tor·ing n. Math. The act of resolving into factors.
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  factoring
       n : (mathematics) the resolution of an integer or polynomial
           into factors such that when multiplied together they give
           the integer or polynomial [syn: factorization, factorisation]