Metamath Proof Explorer
Table of Contents - 8.1.9. Natural transformations and the functor category
- cnat
- cfuc
- df-nat
- df-fuc
- fnfuc
- natfval
- isnat
- isnat2
- natffn
- natrcl
- nat1st2nd
- natixp
- natcl
- natfn
- nati
- wunnat
- wunnatOLD
- catstr
- fucval
- fuccofval
- fucbas
- fuchom
- fuchomOLD
- fucco
- fuccoval
- fuccocl
- fucidcl
- fuclid
- fucrid
- fucass
- fuccatid
- fuccat
- fucid
- fucsect
- fucinv
- invfuc
- fuciso
- natpropd
- fucpropd