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Mirrors > Home > MPE Home > Th. List > brab2a | Structured version Visualization version Unicode version |
Description: Ordered pair membership in an ordered pair class abstraction. (Contributed by Mario Carneiro, 9-Nov-2015.) |
Ref | Expression |
---|---|
brab2a.1 |
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brab2a.2 |
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Ref | Expression |
---|---|
brab2a |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | simpl 463 |
. . . . 5
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2 | 1 | ssopab2i 4746 |
. . . 4
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3 | brab2a.2 |
. . . 4
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4 | df-xp 4862 |
. . . 4
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5 | 2, 3, 4 | 3sstr4i 3483 |
. . 3
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6 | 5 | brel 4905 |
. 2
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7 | df-br 4419 |
. . . 4
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8 | 3 | eleq2i 2532 |
. . . 4
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9 | 7, 8 | bitri 257 |
. . 3
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10 | brab2a.1 |
. . . 4
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11 | 10 | opelopab2a 4733 |
. . 3
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12 | 9, 11 | syl5bb 265 |
. 2
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13 | 6, 12 | biadan2 652 |
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 1680 ax-4 1693 ax-5 1769 ax-6 1816 ax-7 1862 ax-9 1907 ax-10 1926 ax-11 1931 ax-12 1944 ax-13 2102 ax-ext 2442 ax-sep 4541 ax-nul 4550 ax-pr 4656 |
This theorem depends on definitions: df-bi 190 df-or 376 df-an 377 df-3an 993 df-tru 1458 df-ex 1675 df-nf 1679 df-sb 1809 df-eu 2314 df-mo 2315 df-clab 2449 df-cleq 2455 df-clel 2458 df-nfc 2592 df-ne 2635 df-ral 2754 df-rex 2755 df-rab 2758 df-v 3059 df-dif 3419 df-un 3421 df-in 3423 df-ss 3430 df-nul 3744 df-if 3894 df-sn 3981 df-pr 3983 df-op 3987 df-br 4419 df-opab 4478 df-xp 4862 |
This theorem is referenced by: issect 15713 iscgrg 24613 ishlg 24703 iscgra 24907 isinag 24935 isleag 24939 |
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