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Mirrors > Home > MPE Home > Th. List > Mathboxes > bnj1534 | Structured version Visualization version Unicode version |
Description: First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
Ref | Expression |
---|---|
bnj1534.1 | |
bnj1534.2 |
Ref | Expression |
---|---|
bnj1534 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | bnj1534.1 | . 2 | |
2 | nfcv 2764 | . . 3 | |
3 | nfcv 2764 | . . 3 | |
4 | nfv 1843 | . . 3 | |
5 | bnj1534.2 | . . . . . 6 | |
6 | 5 | nfcii 2755 | . . . . 5 |
7 | nfcv 2764 | . . . . 5 | |
8 | 6, 7 | nffv 6198 | . . . 4 |
9 | nfcv 2764 | . . . 4 | |
10 | 8, 9 | nfne 2894 | . . 3 |
11 | fveq2 6191 | . . . 4 | |
12 | fveq2 6191 | . . . 4 | |
13 | 11, 12 | neeq12d 2855 | . . 3 |
14 | 2, 3, 4, 10, 13 | cbvrab 3198 | . 2 |
15 | 1, 14 | eqtri 2644 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wi 4 wal 1481 wceq 1483 wcel 1990 wne 2794 crab 2916 cfv 5888 |
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-3an 1039 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-ne 2795 df-ral 2917 df-rex 2918 df-rab 2921 df-v 3202 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-iota 5851 df-fv 5896 |
This theorem is referenced by: bnj1523 31139 |
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