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Mirrors > Home > MPE Home > Th. List > vtocl3 | Structured version Visualization version Unicode version |
Description: Implicit substitution of classes for setvar variables. (Contributed by NM, 3-Jun-1995.) (Proof shortened by Andrew Salmon, 8-Jun-2011.) |
Ref | Expression |
---|---|
vtocl3.1 | |
vtocl3.2 | |
vtocl3.3 | |
vtocl3.4 | |
vtocl3.5 |
Ref | Expression |
---|---|
vtocl3 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | vtocl3.1 | . . . . . . 7 | |
2 | 1 | isseti 3209 | . . . . . 6 |
3 | vtocl3.2 | . . . . . . 7 | |
4 | 3 | isseti 3209 | . . . . . 6 |
5 | vtocl3.3 | . . . . . . 7 | |
6 | 5 | isseti 3209 | . . . . . 6 |
7 | eeeanv 2183 | . . . . . . 7 | |
8 | vtocl3.4 | . . . . . . . . . 10 | |
9 | 8 | biimpd 219 | . . . . . . . . 9 |
10 | 9 | eximi 1762 | . . . . . . . 8 |
11 | 10 | 2eximi 1763 | . . . . . . 7 |
12 | 7, 11 | sylbir 225 | . . . . . 6 |
13 | 2, 4, 6, 12 | mp3an 1424 | . . . . 5 |
14 | 19.36v 1904 | . . . . . 6 | |
15 | 14 | 2exbii 1775 | . . . . 5 |
16 | 13, 15 | mpbi 220 | . . . 4 |
17 | 19.36v 1904 | . . . . 5 | |
18 | 17 | exbii 1774 | . . . 4 |
19 | 16, 18 | mpbi 220 | . . 3 |
20 | 19 | 19.36iv 1905 | . 2 |
21 | vtocl3.5 | . . 3 | |
22 | 21 | gen2 1723 | . 2 |
23 | 20, 22 | mpg 1724 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wi 4 wb 196 w3a 1037 wal 1481 wceq 1483 wex 1704 wcel 1990 cvv 3200 |
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-ext 2602 |
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-clab 2609 df-cleq 2615 df-clel 2618 df-v 3202 |
This theorem is referenced by: (None) |
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