math·e·mat·i·cal /ˌmæθˈmætɪkəl, ˌmæθə-/
 (a.)數學的,數學上的
 mathematical
 數學
 Math·e·mat·ic·al a.  Of or pertaining to mathematics; according to mathematics; hence, theoretically precise; accurate; as, mathematical geography; mathematical instruments; mathematical exactness. -- Math*e*mat*ic*al*ly, adv.
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 mathematical
      adj 1: of or pertaining to or of the nature of mathematics; "a
             mathematical textbook"; "slide rules and other
             mathematical instruments"; "a mathematical solution to
             a problem"; "mathematical proof"
      2: relating to or having ability to think in or work with
         numbers; "tests for rating numerical aptitude"; "a
         mathematical whiz" [syn: numerical] [ant: verbal]
      3: beyond question; "a mathematical certainty"
      4: statistically possible though highly improbable; "have a
         mathematical chance of making the playoffs"
      5: characterized by the exactness or precision of mathematics;
         "mathematical precision"