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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 4007 |
. 2
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2 | disjnim.1 |
. . . . . . 7
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3 | 2 | eleq2d 2263 |
. . . . . 6
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4 | 3 | rmo4 2953 |
. . . . 5
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5 | 4 | albii 1481 |
. . . 4
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6 | ralcom4 2782 |
. . . 4
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7 | 5, 6 | bitr4i 187 |
. . 3
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8 | ralcom4 2782 |
. . . . 5
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9 | 19.23v 1894 |
. . . . . . . . 9
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10 | 9 | biimpi 120 |
. . . . . . . 8
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11 | 10 | necon3ad 2406 |
. . . . . . 7
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12 | notm0 3467 |
. . . . . . . 8
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13 | elin 3342 |
. . . . . . . . . 10
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14 | 13 | exbii 1616 |
. . . . . . . . 9
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15 | 14 | notbii 669 |
. . . . . . . 8
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16 | 12, 15 | bitr3i 186 |
. . . . . . 7
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17 | 11, 16 | imbitrrdi 162 |
. . . . . 6
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18 | 17 | ralimi 2557 |
. . . . 5
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19 | 8, 18 | sylbir 135 |
. . . 4
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20 | 19 | ralimi 2557 |
. . 3
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21 | 7, 20 | sylbi 121 |
. 2
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22 | 1, 21 | sylbi 121 |
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-in1 615 ax-in2 616 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-ext 2175 |
This theorem depends on definitions: df-bi 117 df-tru 1367 df-fal 1370 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-ne 2365 df-ral 2477 df-rmo 2480 df-v 2762 df-dif 3155 df-in 3159 df-nul 3447 df-disj 4007 |
This theorem is referenced by: disjnims 4021 |
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