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Mirrors > Home > MPE Home > Th. List > pwfseqlem2 | Unicode version |
Description: Lemma for pwfseq 9063. (Contributed by Mario Carneiro, 18-Nov-2014.) |
Ref | Expression |
---|---|
pwfseqlem4.g | |
pwfseqlem4.x | |
pwfseqlem4.h | |
pwfseqlem4.ps | |
pwfseqlem4.k | |
pwfseqlem4.d | |
pwfseqlem4.f |
Ref | Expression |
---|---|
pwfseqlem2 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | oveq1 6303 | . . 3 | |
2 | fveq2 5871 | . . . 4 | |
3 | 2 | fveq2d 5875 | . . 3 |
4 | 1, 3 | eqeq12d 2479 | . 2 |
5 | oveq2 6304 | . . 3 | |
6 | 5 | eqeq1d 2459 | . 2 |
7 | nfcv 2619 | . . 3 | |
8 | nfcv 2619 | . . 3 | |
9 | nfcv 2619 | . . 3 | |
10 | pwfseqlem4.f | . . . . . 6 | |
11 | nfmpt21 6364 | . . . . . 6 | |
12 | 10, 11 | nfcxfr 2617 | . . . . 5 |
13 | nfcv 2619 | . . . . 5 | |
14 | 7, 12, 13 | nfov 6322 | . . . 4 |
15 | 14 | nfeq1 2634 | . . 3 |
16 | nfmpt22 6365 | . . . . . 6 | |
17 | 10, 16 | nfcxfr 2617 | . . . . 5 |
18 | 8, 17, 9 | nfov 6322 | . . . 4 |
19 | 18 | nfeq1 2634 | . . 3 |
20 | oveq1 6303 | . . . 4 | |
21 | fveq2 5871 | . . . . 5 | |
22 | 21 | fveq2d 5875 | . . . 4 |
23 | 20, 22 | eqeq12d 2479 | . . 3 |
24 | oveq2 6304 | . . . 4 | |
25 | 24 | eqeq1d 2459 | . . 3 |
26 | vex 3112 | . . . . . 6 | |
27 | vex 3112 | . . . . . 6 | |
28 | fvex 5881 | . . . . . . 7 | |
29 | fvex 5881 | . . . . . . 7 | |
30 | 28, 29 | ifex 4010 | . . . . . 6 |
31 | 10 | ovmpt4g 6425 | . . . . . 6 |
32 | 26, 27, 30, 31 | mp3an 1324 | . . . . 5 |
33 | iftrue 3947 | . . . . 5 | |
34 | 32, 33 | syl5eq 2510 | . . . 4 |
35 | 34 | adantr 465 | . . 3 |
36 | 7, 8, 9, 15, 19, 23, 25, 35 | vtocl2gaf 3174 | . 2 |
37 | 4, 6, 36 | vtocl2ga 3175 | 1 |
Colors of variables: wff setvar class |
Syntax hints: -. wn 3 -> wi 4
<-> wb 184 /\ wa 369 /\ w3a 973
= wceq 1395 e. wcel 1818 { crab 2811
cvv 3109
C_ wss 3475 if cif 3941 ~P cpw 4012
|^| cint 4286
U_ ciun 4330 class class class wbr 4452
We wwe 4842 X. cxp 5002 `' ccnv 5003
ran crn 5005 -1-1-> wf1 5590 -1-1-onto-> wf1o 5592 ` cfv 5593 (class class class)co 6296
e. cmpt2 6298 com 6700
cmap 7439
cdom 7534 cfn 7536 ccrd 8337 |
This theorem is referenced by: pwfseqlem4a 9060 pwfseqlem4 9061 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1618 ax-4 1631 ax-5 1704 ax-6 1747 ax-7 1790 ax-9 1822 ax-10 1837 ax-11 1842 ax-12 1854 ax-13 1999 ax-ext 2435 ax-sep 4573 ax-nul 4581 ax-pr 4691 |
This theorem depends on definitions: df-bi 185 df-or 370 df-an 371 df-3an 975 df-tru 1398 df-ex 1613 df-nf 1617 df-sb 1740 df-eu 2286 df-mo 2287 df-clab 2443 df-cleq 2449 df-clel 2452 df-nfc 2607 df-ne 2654 df-ral 2812 df-rex 2813 df-rab 2816 df-v 3111 df-sbc 3328 df-dif 3478 df-un 3480 df-in 3482 df-ss 3489 df-nul 3785 df-if 3942 df-sn 4030 df-pr 4032 df-op 4036 df-uni 4250 df-br 4453 df-opab 4511 df-id 4800 df-xp 5010 df-rel 5011 df-cnv 5012 df-co 5013 df-dm 5014 df-iota 5556 df-fun 5595 df-fv 5601 df-ov 6299 df-oprab 6300 df-mpt2 6301 |
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