mathematically       
adverb uk/ˌmæθˈmæt.ɪ.kəl.i/ us/ˌmæθˈmæt̬.ɪ.kəl.i/
 数学上
in a way that relates to or involves mathematics
  You can work it out mathematically. 你可以用数学方法算出来。 
 Mathematically, it doesn't seem possible. 从数学上看,这似乎是不可能的。 
 See: mathematical
 - More examples
 - Some of his conclusions are mathematically impossible.
 - Sam's solution was mathematically correct, but it didn't make sense as a real-life solution.
 - He has an engineering degree and tends to think mathematically, not emotionally.