ap·prox·i·ma·tion /əˌprɑksəˈmeʃən/
 近似值


 ap·prox·i·ma·tion /əˌprɑksəˈmeʃən/ 名詞
 近似,近似法,近似值,接近


 approximation
 弱ε--近似


 approximation
 近似


 Ap·prox·i·ma·tion n.
 1. The act of approximating; a drawing, advancing or being near; approach; also, the result of approximating.
    The largest capacity and the most noble dispositions are but an approximation to the proper standard and true symmetry of human nature.   --I. Taylor.
 2. An approach to a correct estimate, calculation, or conception, or to a given quantity, quality, etc.
 3. Math. (a) A continual approach or coming nearer to a result; as, to solve an equation by approximation. (b) A value that is nearly but not exactly correct.

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 approximation
      n 1: an approximate calculation of quantity or degree or worth;
           "an estimate of what it would cost"; "a rough idea how
           long it would take" [syn: estimate, estimation, idea]
      2: the quality of coming near to identity (especially close in
         quantity)
      3: an imprecise or incomplete account; "newspapers gave only an
         approximation of the actual events"
      4: the act of bringing near or bringing together especially the
         cut edges of tissue [syn: bringing close together]