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Mirrors > Home > ILE Home > Th. List > brdomg | Unicode version |
Description: Dominance relation. (Contributed by NM, 15-Jun-1998.) |
Ref | Expression |
---|---|
brdomg |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | reldom 6647 |
. . . 4
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2 | 1 | brrelex1i 4590 |
. . 3
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3 | 2 | a1i 9 |
. 2
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4 | f1f 5336 |
. . . . 5
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5 | fdm 5286 |
. . . . . 6
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6 | vex 2692 |
. . . . . . 7
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7 | 6 | dmex 4813 |
. . . . . 6
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8 | 5, 7 | eqeltrrdi 2232 |
. . . . 5
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9 | 4, 8 | syl 14 |
. . . 4
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10 | 9 | exlimiv 1578 |
. . 3
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11 | 10 | a1i 9 |
. 2
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12 | f1eq2 5332 |
. . . . 5
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13 | 12 | exbidv 1798 |
. . . 4
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14 | f1eq3 5333 |
. . . . 5
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15 | 14 | exbidv 1798 |
. . . 4
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16 | df-dom 6644 |
. . . 4
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17 | 13, 15, 16 | brabg 4199 |
. . 3
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18 | 17 | expcom 115 |
. 2
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19 | 3, 11, 18 | pm5.21ndd 695 |
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 105 ax-ia2 106 ax-ia3 107 ax-io 699 ax-5 1424 ax-7 1425 ax-gen 1426 ax-ie1 1470 ax-ie2 1471 ax-8 1483 ax-10 1484 ax-11 1485 ax-i12 1486 ax-bndl 1487 ax-4 1488 ax-13 1492 ax-14 1493 ax-17 1507 ax-i9 1511 ax-ial 1515 ax-i5r 1516 ax-ext 2122 ax-sep 4054 ax-pow 4106 ax-pr 4139 ax-un 4363 |
This theorem depends on definitions: df-bi 116 df-3an 965 df-tru 1335 df-nf 1438 df-sb 1737 df-eu 2003 df-mo 2004 df-clab 2127 df-cleq 2133 df-clel 2136 df-nfc 2271 df-ral 2422 df-rex 2423 df-v 2691 df-un 3080 df-in 3082 df-ss 3089 df-pw 3517 df-sn 3538 df-pr 3539 df-op 3541 df-uni 3745 df-br 3938 df-opab 3998 df-xp 4553 df-rel 4554 df-cnv 4555 df-dm 4557 df-rn 4558 df-fn 5134 df-f 5135 df-f1 5136 df-dom 6644 |
This theorem is referenced by: brdomi 6651 brdom 6652 f1dom2g 6658 f1domg 6660 dom3d 6676 phplem4dom 6764 djudom 6986 difinfsn 6993 djudoml 7092 djudomr 7093 |
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