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Mirrors > Home > ILE Home > Th. List > disjnim | Unicode version |
Description: If a collection ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
Ref | Expression |
---|---|
disjnim.1 |
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Ref | Expression |
---|---|
disjnim |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-disj 3823 |
. 2
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2 | disjnim.1 |
. . . . . . 7
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3 | 2 | eleq2d 2157 |
. . . . . 6
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4 | 3 | rmo4 2808 |
. . . . 5
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5 | 4 | albii 1404 |
. . . 4
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6 | ralcom4 2641 |
. . . 4
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7 | 5, 6 | bitr4i 185 |
. . 3
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8 | ralcom4 2641 |
. . . . 5
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9 | 19.23v 1811 |
. . . . . . . . 9
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10 | 9 | biimpi 118 |
. . . . . . . 8
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11 | 10 | necon3ad 2297 |
. . . . . . 7
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12 | notm0 3303 |
. . . . . . . 8
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13 | elin 3183 |
. . . . . . . . . 10
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14 | 13 | exbii 1541 |
. . . . . . . . 9
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15 | 14 | notbii 629 |
. . . . . . . 8
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16 | 12, 15 | bitr3i 184 |
. . . . . . 7
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17 | 11, 16 | syl6ibr 160 |
. . . . . 6
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18 | 17 | ralimi 2438 |
. . . . 5
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19 | 8, 18 | sylbir 133 |
. . . 4
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20 | 19 | ralimi 2438 |
. . 3
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21 | 7, 20 | sylbi 119 |
. 2
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22 | 1, 21 | sylbi 119 |
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-in1 579 ax-in2 580 ax-io 665 ax-5 1381 ax-7 1382 ax-gen 1383 ax-ie1 1427 ax-ie2 1428 ax-8 1440 ax-10 1441 ax-11 1442 ax-i12 1443 ax-bndl 1444 ax-4 1445 ax-17 1464 ax-i9 1468 ax-ial 1472 ax-i5r 1473 ax-ext 2070 |
This theorem depends on definitions: df-bi 115 df-tru 1292 df-fal 1295 df-nf 1395 df-sb 1693 df-eu 1951 df-mo 1952 df-clab 2075 df-cleq 2081 df-clel 2084 df-nfc 2217 df-ne 2256 df-ral 2364 df-rmo 2367 df-v 2621 df-dif 3001 df-in 3005 df-nul 3287 df-disj 3823 |
This theorem is referenced by: disjnims 3837 |
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