Mathematics Education : Geometry : Similarity (Isomorphism)

"Similarity" precedes "Form"

In mathematics it is rather usual to discuss "being of the same form" ("isomorphism") without specifying forms.

We can say like this:
"Being of the same form" precedes "form".
「同形」が意識され，ついで「形」の対象化とそれの表現に向かう