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Mirrors > Home > MPE Home > Th. List > rabss | Structured version Visualization version Unicode version |
Description: Restricted class abstraction in a subclass relationship. (Contributed by NM, 16-Aug-2006.) |
Ref | Expression |
---|---|
rabss |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-rab 2921 | . . 3 | |
2 | 1 | sseq1i 3629 | . 2 |
3 | abss 3671 | . 2 | |
4 | impexp 462 | . . . 4 | |
5 | 4 | albii 1747 | . . 3 |
6 | df-ral 2917 | . . 3 | |
7 | 5, 6 | bitr4i 267 | . 2 |
8 | 2, 3, 7 | 3bitri 286 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wi 4 wb 196 wa 384 wal 1481 wcel 1990 cab 2608 wral 2912 crab 2916 wss 3574 |
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 |
This theorem depends on definitions: df-bi 197 df-or 385 df-an 386 df-tru 1486 df-ex 1705 df-nf 1710 df-sb 1881 df-clab 2609 df-cleq 2615 df-clel 2618 df-nfc 2753 df-ral 2917 df-rab 2921 df-in 3581 df-ss 3588 |
This theorem is referenced by: rabssdv 3682 fnsuppres 7322 wemapso2lem 8457 tskwe2 9595 grothac 9652 uzwo3 11783 fsuppmapnn0fiub0 12793 dvdsssfz1 15040 phibndlem 15475 dfphi2 15479 ramval 15712 mgmidsssn0 17269 istopon 20717 ordtrest2lem 21007 filssufilg 21715 cfinufil 21732 blsscls2 22309 nmhmcn 22920 ovolshftlem2 23278 atansssdm 24660 umgrres1lem 26202 upgrres1 26205 sspval 27578 ubthlem2 27727 ordtrest2NEWlem 29968 truae 30306 poimirlem30 33439 nnubfi 33546 prnc 33866 supminfrnmpt 39672 supminfxrrnmpt 39701 itgperiod 40197 fourierdlem81 40404 ovnsupge0 40771 smflimlem2 40980 |
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