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Mirrors > Home > MPE Home > Th. List > inf3lema | Structured version Visualization version Unicode version |
Description: Lemma for our Axiom of Infinity => standard Axiom of Infinity. See inf3 8532 for detailed description. (Contributed by NM, 28-Oct-1996.) |
Ref | Expression |
---|---|
inf3lem.1 | |
inf3lem.2 | |
inf3lem.3 | |
inf3lem.4 |
Ref | Expression |
---|---|
inf3lema |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ineq1 3807 | . . 3 | |
2 | 1 | sseq1d 3632 | . 2 |
3 | inf3lem.4 | . . 3 | |
4 | sseq2 3627 | . . . . 5 | |
5 | 4 | rabbidv 3189 | . . . 4 |
6 | inf3lem.1 | . . . . 5 | |
7 | sseq2 3627 | . . . . . . . 8 | |
8 | 7 | rabbidv 3189 | . . . . . . 7 |
9 | ineq1 3807 | . . . . . . . . 9 | |
10 | 9 | sseq1d 3632 | . . . . . . . 8 |
11 | 10 | cbvrabv 3199 | . . . . . . 7 |
12 | 8, 11 | syl6eq 2672 | . . . . . 6 |
13 | 12 | cbvmptv 4750 | . . . . 5 |
14 | 6, 13 | eqtri 2644 | . . . 4 |
15 | vex 3203 | . . . . 5 | |
16 | 15 | rabex 4813 | . . . 4 |
17 | 5, 14, 16 | fvmpt 6282 | . . 3 |
18 | 3, 17 | ax-mp 5 | . 2 |
19 | 2, 18 | elrab2 3366 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wb 196 wa 384 wceq 1483 wcel 1990 crab 2916 cvv 3200 cin 3573 wss 3574 c0 3915 cmpt 4729 cres 5116 cfv 5888 com 7065 crdg 7505 |
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-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-ral 2917 df-rex 2918 df-rab 2921 df-v 3202 df-sbc 3436 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-mpt 4730 df-id 5024 df-xp 5120 df-rel 5121 df-cnv 5122 df-co 5123 df-dm 5124 df-iota 5851 df-fun 5890 df-fv 5896 |
This theorem is referenced by: inf3lemd 8524 inf3lem1 8525 inf3lem2 8526 inf3lem3 8527 |
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