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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 6799 |
. . . 4
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2 | 1 | brrelex1i 4702 |
. . 3
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3 | 2 | a1i 9 |
. 2
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4 | f1f 5459 |
. . . . 5
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5 | fdm 5409 |
. . . . . 6
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6 | vex 2763 |
. . . . . . 7
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7 | 6 | dmex 4928 |
. . . . . 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 5455 |
. . . . 5
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13 | 12 | exbidv 1836 |
. . . 4
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14 | f1eq3 5456 |
. . . . 5
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15 | 14 | exbidv 1836 |
. . . 4
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16 | df-dom 6796 |
. . . 4
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17 | 13, 15, 16 | brabg 4299 |
. . 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 4147 ax-pow 4203 ax-pr 4238 ax-un 4464 |
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 3157 df-in 3159 df-ss 3166 df-pw 3603 df-sn 3624 df-pr 3625 df-op 3627 df-uni 3836 df-br 4030 df-opab 4091 df-xp 4665 df-rel 4666 df-cnv 4667 df-dm 4669 df-rn 4670 df-fn 5257 df-f 5258 df-f1 5259 df-dom 6796 |
This theorem is referenced by: brdomi 6803 brdom 6804 f1dom2g 6810 f1domg 6812 dom3d 6828 phplem4dom 6918 djudom 7152 difinfsn 7159 djudoml 7279 djudomr 7280 nninfdc 12610 |
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