(27steps) PrintForm Definitions discrete jlc Sections Support(jlc) Doc

At: discrete union 1 1 1 1 1
1. T1: Type{i}
2. T2: Type{j}
3. x,y:T2. Dec(x = y)
4. x2: T1
5. x1: T1
6. x2 = x1

inl(x2) = inl(x1) T1+T2
By: MemberEqCD
Generated subgoal:

1 x2 = x1

About:
decidableunioninluniverseequalall

(27steps) PrintForm Definitions discrete jlc Sections Support(jlc) Doc