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Mirrors > Home > ILE Home > Th. List > Mathboxes > bj-unexg | Unicode version |
Description: unexg 4474 from bounded separation. (Contributed by BJ, 13-Nov-2019.) (Proof modification is discouraged.) |
Ref | Expression |
---|---|
bj-unexg |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | uneq1 3306 |
. . 3
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2 | eleq1 2256 |
. . 3
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3 | 1, 2 | syl 14 |
. 2
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4 | uneq2 3307 |
. . 3
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5 | eleq1 2256 |
. . 3
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6 | 4, 5 | syl 14 |
. 2
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7 | vex 2763 |
. . 3
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8 | vex 2763 |
. . 3
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9 | 7, 8 | bj-unex 15411 |
. 2
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10 | 3, 6, 9 | vtocl2g 2824 |
1
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Colors of variables: wff set class |
Syntax hints: ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 710 ax-5 1458 ax-7 1459 ax-gen 1460 ax-ie1 1504 ax-ie2 1505 ax-8 1515 ax-10 1516 ax-11 1517 ax-i12 1518 ax-bndl 1520 ax-4 1521 ax-17 1537 ax-i9 1541 ax-ial 1545 ax-i5r 1546 ax-13 2166 ax-14 2167 ax-ext 2175 ax-pr 4238 ax-un 4464 ax-bd0 15305 ax-bdor 15308 ax-bdex 15311 ax-bdeq 15312 ax-bdel 15313 ax-bdsb 15314 ax-bdsep 15376 |
This theorem depends on definitions: df-bi 117 df-tru 1367 df-nf 1472 df-sb 1774 df-clab 2180 df-cleq 2186 df-clel 2189 df-nfc 2325 df-rex 2478 df-v 2762 df-un 3157 df-sn 3624 df-pr 3625 df-uni 3836 df-bdc 15333 |
This theorem is referenced by: bj-sucexg 15414 |
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