1 | ( x.f(x)) (x,y:A//(x R_f y)) (x,y:B//(x R y)) |
2 | (x,y:A//(x R_f y)) (x,y:B//(x R y)) Type{[1 | i 0]} |
3 | 10. F: (x,y:A//(x R_f y)) (x,y:B//(x R y)) 11. F = ( x.f(x)) g (x,y:B//(x R y)) (x,y:A//(x R_f y)) |
4 | 10. F: (x,y:A//(x R_f y)) (x,y:B//(x R y)) 11. F = ( x.f(x)) (x,y:B//(x R y)) (x,y:A//(x R_f y)) Type{[1 | i 0]} |
5 | 10. F: (x,y:A//(x R_f y)) (x,y:B//(x R y)) 11. F = ( x.f(x)) 12. G: (x,y:B//(x R y)) (x,y:A//(x R_f y)) 13. G = g (x,y:B//(x R y)) (x,y:A//(x R_f y)) F:((x,y:A//(x R_f y)) (x,y:B//(x R y))). Bij(x,y:A//(x R_f y); x,y:B//(x R y); F) |