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Mirrors > Home > ILE Home > Th. List > Mathboxes > bj-sucexg | Unicode version |
Description: sucexg 4250 from bounded separation. (Contributed by BJ, 13-Nov-2019.) (Proof modification is discouraged.) |
Ref | Expression |
---|---|
bj-sucexg |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | bj-snexg 10888 |
. . . 4
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2 | 1 | pm4.71i 383 |
. . 3
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3 | 2 | biimpi 118 |
. 2
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4 | bj-unexg 10897 |
. 2
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5 | df-suc 4134 |
. . . 4
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6 | 5 | eleq1i 2145 |
. . 3
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7 | 6 | biimpri 131 |
. 2
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8 | 3, 4, 7 | 3syl 17 |
1
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Colors of variables: wff set class |
Syntax hints: ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
This theorem was proved from axioms: ax-1 5 ax-2 6 ax-mp 7 ax-ia1 104 ax-ia2 105 ax-ia3 106 ax-io 663 ax-5 1377 ax-7 1378 ax-gen 1379 ax-ie1 1423 ax-ie2 1424 ax-8 1436 ax-10 1437 ax-11 1438 ax-i12 1439 ax-bndl 1440 ax-4 1441 ax-13 1445 ax-14 1446 ax-17 1460 ax-i9 1464 ax-ial 1468 ax-i5r 1469 ax-ext 2064 ax-pr 3972 ax-un 4196 ax-bd0 10789 ax-bdor 10792 ax-bdex 10795 ax-bdeq 10796 ax-bdel 10797 ax-bdsb 10798 ax-bdsep 10860 |
This theorem depends on definitions: df-bi 115 df-tru 1288 df-nf 1391 df-sb 1687 df-clab 2069 df-cleq 2075 df-clel 2078 df-nfc 2209 df-rex 2355 df-v 2604 df-un 2978 df-sn 3412 df-pr 3413 df-uni 3610 df-suc 4134 df-bdc 10817 |
This theorem is referenced by: bj-sucex 10899 |
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