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At: quo of quo 1 2
1. T: Type
2. R: TTProp
3. EquivRel x,y:T. x R y
4. Q: (x,y:T//(x R y))(x,y:T//(x R y))Prop
5. EquivRel u,v:x,y:T//(x R y). u Q v
6. EquivRel x,y:T. x Q y

f:((x,y:T//(x Q y))(u,v:(x,y:T//(x R y))//(u Q v))) , g:((u,v:(x,y:T//(x R y))//(u Q v))(x,y:T//(x Q y))). InvFuns(x,y:T//(x Q y); u,v:(x,y:T//(x R y))//(u Q v); f; g)
By: Let (f = (x.x))
Generated subgoals:

17. x: x,y:T//(x Q y)
x u,v:(x,y:T//(x R y))//(u Q v)
27. f: (x,y:T//(x Q y))(u,v:(x,y:T//(x R y))//(u Q v))
8. f = (x.x)
f:((x,y:T//(x Q y))(u,v:(x,y:T//(x R y))//(u Q v))) , g:((u,v:(x,y:T//(x R y))//(u Q v))(x,y:T//(x Q y))). InvFuns(x,y:T//(x Q y); u,v:(x,y:T//(x R y))//(u Q v); f; g)

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