Full Idea
Mathematicians tend to regard the differences between isomorphic mathematical structures as unimportant.
Gist of Idea
Differences between isomorphic structures seem unimportant
Source
A.George / D.J.Velleman (Philosophies of Mathematics [2002], Ch.3)
Book Reference
George,A/Velleman D.J.: 'Philosophies of Mathematics' [Blackwell 2002], p.69
A Reaction
This seems to be a pointer towards Structuralism as the underlying story in mathematics. The intrinsic character of so-called 'objects' seems unimportant. How theories map onto one another (and onto the world?) is all that matters?