Introduction to Category Theory/Pullbacks
Example in Sets
editSometimes a picture tells more than thousand words. In category of sets, 3 sets {a,b,c,d,e,f,g}, {1,2,3,4,5}, {v,w,x,y,z}, 2 function
Pullback
editDefinition
editProperties
edit- preserves monos
- pullback of pullback is pullback