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Mirrors > Home > MPE Home > Th. List > isf32lem4 | Structured version Visualization version Unicode version |
Description: Lemma for isfin3-2 9189. Being a chain, difference sets are disjoint. (Contributed by Stefan O'Rear, 5-Nov-2014.) |
Ref | Expression |
---|---|
isf32lem.a | |
isf32lem.b | |
isf32lem.c |
Ref | Expression |
---|---|
isf32lem4 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | simplrr 801 | . . 3 | |
2 | simplrl 800 | . . 3 | |
3 | simpr 477 | . . 3 | |
4 | simplll 798 | . . 3 | |
5 | incom 3805 | . . . 4 | |
6 | isf32lem.a | . . . . 5 | |
7 | isf32lem.b | . . . . 5 | |
8 | isf32lem.c | . . . . 5 | |
9 | 6, 7, 8 | isf32lem3 9177 | . . . 4 |
10 | 5, 9 | syl5eq 2668 | . . 3 |
11 | 1, 2, 3, 4, 10 | syl22anc 1327 | . 2 |
12 | simplrl 800 | . . 3 | |
13 | simplrr 801 | . . 3 | |
14 | simpr 477 | . . 3 | |
15 | simplll 798 | . . 3 | |
16 | 6, 7, 8 | isf32lem3 9177 | . . 3 |
17 | 12, 13, 14, 15, 16 | syl22anc 1327 | . 2 |
18 | simplr 792 | . . 3 | |
19 | nnord 7073 | . . . . . 6 | |
20 | nnord 7073 | . . . . . 6 | |
21 | ordtri3 5759 | . . . . . 6 | |
22 | 19, 20, 21 | syl2an 494 | . . . . 5 |
23 | 22 | adantl 482 | . . . 4 |
24 | 23 | necon2abid 2836 | . . 3 |
25 | 18, 24 | mpbird 247 | . 2 |
26 | 11, 17, 25 | mpjaodan 827 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wn 3 wi 4 wb 196 wo 383 wa 384 wceq 1483 wcel 1990 wne 2794 wral 2912 cdif 3571 cin 3573 wss 3574 c0 3915 cpw 4158 cint 4475 crn 5115 word 5722 csuc 5725 wf 5884 cfv 5888 com 7065 |
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-8 1992 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 ax-un 6949 |
This theorem depends on definitions: df-bi 197 df-or 385 df-an 386 df-3or 1038 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-ne 2795 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-pss 3590 df-nul 3916 df-if 4087 df-pw 4160 df-sn 4178 df-pr 4180 df-tp 4182 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 df-lim 5728 df-suc 5729 df-iota 5851 df-fv 5896 df-om 7066 |
This theorem is referenced by: isf32lem7 9181 |
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