February, 2019 | Math Research of Victor Porton

A new easy theorem in my draft

A new easy theorem in my draft. Theorem , , , for every composable morphisms , of a category with

This is a very short addition to my book, in response to a person who criticized my style. He may

I have rewritten the section “More results on restricted identities” of this draft. Now it contains some new (easy but

I have developed my little addition to category theory, definition and research of properties of unfixed morphisms. Unfixed morphisms is