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Mirrors > Home > MPE Home > Th. List > Mathboxes > stoweidlem4 | Structured version Visualization version Unicode version |
Description: Lemma for stoweid 40280: a class variable replaces a setvar variable, for constant functions. (Contributed by Glauco Siliprandi, 20-Apr-2017.) |
Ref | Expression |
---|---|
stoweidlem4.1 |
Ref | Expression |
---|---|
stoweidlem4 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | eleq1 2689 | . . . . 5 | |
2 | 1 | anbi2d 740 | . . . 4 |
3 | simpl 473 | . . . . . 6 | |
4 | 3 | mpteq2dva 4744 | . . . . 5 |
5 | 4 | eleq1d 2686 | . . . 4 |
6 | 2, 5 | imbi12d 334 | . . 3 |
7 | stoweidlem4.1 | . . 3 | |
8 | 6, 7 | vtoclg 3266 | . 2 |
9 | 8 | anabsi7 860 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wi 4 wa 384 wceq 1483 wcel 1990 cmpt 4729 cr 9935 |
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-ral 2917 df-v 3202 df-opab 4713 df-mpt 4730 |
This theorem is referenced by: stoweidlem18 40235 stoweidlem19 40236 stoweidlem22 40239 stoweidlem32 40249 stoweidlem36 40253 stoweidlem40 40257 stoweidlem41 40258 stoweidlem55 40272 |
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