Level: Lib Thy Top: 1 1
Hypotheses:- n : {1...}
- A :

- R : A

A 

- 1-1-Corresp(
n;A) - EquivRel(A;x,y.x R y)
x,y:A. Dec(x R y)- f :
n 
A - Bij(
n;A;f)
Conclusion:
m:
(n + 1). 1-1-Corresp(
m;x,y:A//(x R y))
Applied Tactic: (FLemma `quotient_1_1_corr` [5;8] ...a)
Generated subgoals:1.
m:
(n + 1). 1-1-Corresp(
m;x,y:A//(x R y))