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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 6801 |
. . . 4
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2 | 1 | brrelex1i 4703 |
. . 3
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3 | 2 | a1i 9 |
. 2
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4 | f1f 5460 |
. . . . 5
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5 | fdm 5410 |
. . . . . 6
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6 | vex 2763 |
. . . . . . 7
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7 | 6 | dmex 4929 |
. . . . . 6
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8 | 5, 7 | eqeltrrdi 2285 |
. . . . 5
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9 | 4, 8 | syl 14 |
. . . 4
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10 | 9 | exlimiv 1609 |
. . 3
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11 | 10 | a1i 9 |
. 2
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12 | f1eq2 5456 |
. . . . 5
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13 | 12 | exbidv 1836 |
. . . 4
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14 | f1eq3 5457 |
. . . . 5
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15 | 14 | exbidv 1836 |
. . . 4
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16 | df-dom 6798 |
. . . 4
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17 | 13, 15, 16 | brabg 4300 |
. . 3
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18 | 17 | expcom 116 |
. 2
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19 | 3, 11, 18 | pm5.21ndd 706 |
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-sep 4148 ax-pow 4204 ax-pr 4239 ax-un 4465 |
This theorem depends on definitions: df-bi 117 df-3an 982 df-tru 1367 df-nf 1472 df-sb 1774 df-eu 2045 df-mo 2046 df-clab 2180 df-cleq 2186 df-clel 2189 df-nfc 2325 df-ral 2477 df-rex 2478 df-v 2762 df-un 3158 df-in 3160 df-ss 3167 df-pw 3604 df-sn 3625 df-pr 3626 df-op 3628 df-uni 3837 df-br 4031 df-opab 4092 df-xp 4666 df-rel 4667 df-cnv 4668 df-dm 4670 df-rn 4671 df-fn 5258 df-f 5259 df-f1 5260 df-dom 6798 |
This theorem is referenced by: brdomi 6805 brdom 6806 f1dom2g 6812 f1domg 6814 dom3d 6830 phplem4dom 6920 djudom 7154 difinfsn 7161 djudoml 7281 djudomr 7282 nninfdc 12613 |
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