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Mirrors > Home > MPE Home > Th. List > ex-uni | Structured version Unicode version |
Description: Example for df-uni 4203. Example by David A. Wheeler. (Contributed by Mario Carneiro, 2-Jul-2016.) |
Ref | Expression |
---|---|
ex-uni |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | prex 4645 |
. . 3
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2 | prex 4645 |
. . 3
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3 | 1, 2 | unipr 4215 |
. 2
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4 | ex-un 23810 |
. 2
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5 | 3, 4 | eqtri 2483 |
1
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Colors of variables: wff setvar class |
Syntax hints: ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1592 ax-4 1603 ax-5 1671 ax-6 1710 ax-7 1730 ax-9 1762 ax-10 1777 ax-11 1782 ax-12 1794 ax-13 1955 ax-ext 2432 ax-sep 4524 ax-nul 4532 ax-pr 4642 |
This theorem depends on definitions: df-bi 185 df-or 370 df-an 371 df-tru 1373 df-ex 1588 df-nf 1591 df-sb 1703 df-clab 2440 df-cleq 2446 df-clel 2449 df-nfc 2604 df-ne 2650 df-v 3080 df-dif 3442 df-un 3444 df-in 3446 df-ss 3453 df-nul 3749 df-sn 3989 df-pr 3991 df-tp 3993 df-uni 4203 |
This theorem is referenced by: (None) |
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