Step |
Hyp |
Ref |
Expression |
1 |
|
bnj535.1 |
Could not format ( ph' <-> ( f ` (/) ) = _pred ( x , A , R ) ) : No typesetting found for |- ( ph' <-> ( f ` (/) ) = _pred ( x , A , R ) ) with typecode |- |
2 |
|
bnj535.2 |
Could not format ( ps' <-> A. i e. _om ( suc i e. m -> ( f ` suc i ) = U_ y e. ( f ` i ) _pred ( y , A , R ) ) ) : No typesetting found for |- ( ps' <-> A. i e. _om ( suc i e. m -> ( f ` suc i ) = U_ y e. ( f ` i ) _pred ( y , A , R ) ) ) with typecode |- |
3 |
|
bnj535.3 |
|
4 |
|
bnj535.4 |
Could not format ( ta <-> ( ph' /\ ps' /\ m e. _om /\ p e. m ) ) : No typesetting found for |- ( ta <-> ( ph' /\ ps' /\ m e. _om /\ p e. m ) ) with typecode |- |
5 |
|
bnj422 |
|
6 |
|
bnj251 |
|
7 |
5 6
|
bitri |
|
8 |
|
fvex |
|
9 |
1 2 4
|
bnj518 |
|
10 |
|
iunexg |
|
11 |
8 9 10
|
sylancr |
|
12 |
|
vex |
|
13 |
12
|
bnj519 |
|
14 |
11 13
|
syl |
|
15 |
|
dmsnopg |
|
16 |
11 15
|
syl |
|
17 |
14 16
|
bnj1422 |
|
18 |
|
bnj521 |
|
19 |
|
fnun |
|
20 |
18 19
|
mpan2 |
|
21 |
17 20
|
sylan2 |
|
22 |
3
|
fneq1i |
|
23 |
21 22
|
sylibr |
|
24 |
|
fneq2 |
|
25 |
23 24
|
syl5ibr |
|
26 |
25
|
imp |
|
27 |
7 26
|
sylbi |
|