graph 1 2 Sections Graphs Doc

Def EquivRel x,y:T. E(x;y) == Refl(T;x,y.E(x;y)) & (Sym x,y:T. E(x;y)) & (Trans x,y:T. E(x;y))

is mentioned by

Thm* EquivRel G,H:Graph. G H[graph-isomorphic-equiv]

In prior sections: rel 1 num thy 1 mb basic mb nat

Try larger context: Graphs

graph 1 2 Sections Graphs Doc