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Mirrors > Home > MPE Home > Th. List > Mathboxes > onfrALTlem3 | Structured version Visualization version Unicode version |
Description: Lemma for onfrALT 38764. (Contributed by Alan Sare, 22-Jul-2012.) (Proof modification is discouraged.) (New usage is discouraged.) |
Ref | Expression |
---|---|
onfrALTlem3 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ssid 3624 | . . 3 | |
2 | simpr 477 | . . . . 5 | |
3 | 2 | a1i 11 | . . . 4 |
4 | df-ne 2795 | . . . 4 | |
5 | 3, 4 | syl6ibr 242 | . . 3 |
6 | pm3.2 463 | . . 3 | |
7 | 1, 5, 6 | mpsylsyld 69 | . 2 |
8 | vex 3203 | . . . . 5 | |
9 | 8 | inex2 4800 | . . . 4 |
10 | inss2 3834 | . . . . . . 7 | |
11 | simpl 473 | . . . . . . . . . 10 | |
12 | simpl 473 | . . . . . . . . . 10 | |
13 | ssel 3597 | . . . . . . . . . 10 | |
14 | 11, 12, 13 | syl2im 40 | . . . . . . . . 9 |
15 | eloni 5733 | . . . . . . . . 9 | |
16 | 14, 15 | syl6 35 | . . . . . . . 8 |
17 | ordwe 5736 | . . . . . . . 8 | |
18 | 16, 17 | syl6 35 | . . . . . . 7 |
19 | wess 5101 | . . . . . . 7 | |
20 | 10, 18, 19 | mpsylsyld 69 | . . . . . 6 |
21 | wefr 5104 | . . . . . 6 | |
22 | 20, 21 | syl6 35 | . . . . 5 |
23 | dfepfr 5099 | . . . . 5 | |
24 | 22, 23 | syl6ib 241 | . . . 4 |
25 | spsbc 3448 | . . . 4 | |
26 | 9, 24, 25 | mpsylsyld 69 | . . 3 |
27 | onfrALTlem5 38757 | . . 3 | |
28 | 26, 27 | syl6ib 241 | . 2 |
29 | 7, 28 | mpdd 43 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wn 3 wi 4 wa 384 wal 1481 wceq 1483 wcel 1990 wne 2794 wrex 2913 cvv 3200 wsbc 3435 cin 3573 wss 3574 c0 3915 cep 5028 wfr 5070 wwe 5072 word 5722 con0 5723 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1722 ax-4 1737 ax-5 1839 ax-6 1888 ax-7 1935 ax-9 1999 ax-10 2019 ax-11 2034 ax-12 2047 ax-13 2246 ax-ext 2602 ax-sep 4781 ax-nul 4789 ax-pr 4906 |
This theorem depends on definitions: df-bi 197 df-or 385 df-an 386 df-3an 1039 df-tru 1486 df-fal 1489 df-ex 1705 df-nf 1710 df-sb 1881 df-eu 2474 df-mo 2475 df-clab 2609 df-cleq 2615 df-clel 2618 df-nfc 2753 df-ne 2795 df-ral 2917 df-rex 2918 df-rab 2921 df-v 3202 df-sbc 3436 df-csb 3534 df-dif 3577 df-un 3579 df-in 3581 df-ss 3588 df-nul 3916 df-if 4087 df-sn 4178 df-pr 4180 df-op 4184 df-uni 4437 df-br 4654 df-opab 4713 df-tr 4753 df-eprel 5029 df-po 5035 df-so 5036 df-fr 5073 df-we 5075 df-ord 5726 df-on 5727 |
This theorem is referenced by: onfrALTlem2 38761 |
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