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Mirrors > Home > ILE Home > Th. List > acexmidlemb | Unicode version |
Description: Lemma for acexmid 5887. (Contributed by Jim Kingdon, 6-Aug-2019.) |
Ref | Expression |
---|---|
acexmidlem.a |
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acexmidlem.b |
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acexmidlem.c |
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Ref | Expression |
---|---|
acexmidlemb |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | acexmidlem.b |
. . . 4
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2 | 1 | eleq2i 2254 |
. . 3
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3 | 0ex 4142 |
. . . . 5
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4 | 3 | prid1 3710 |
. . . 4
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5 | eqeq1 2194 |
. . . . . 6
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6 | 5 | orbi1d 792 |
. . . . 5
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7 | 6 | elrab3 2906 |
. . . 4
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8 | 4, 7 | ax-mp 5 |
. . 3
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9 | 2, 8 | bitri 184 |
. 2
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10 | noel 3438 |
. . . 4
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11 | 3 | snid 3635 |
. . . . 5
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12 | eleq2 2251 |
. . . . 5
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13 | 11, 12 | mpbiri 168 |
. . . 4
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14 | 10, 13 | mto 663 |
. . 3
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15 | orel1 726 |
. . 3
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16 | 14, 15 | ax-mp 5 |
. 2
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17 | 9, 16 | 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 1457 ax-7 1458 ax-gen 1459 ax-ie1 1503 ax-ie2 1504 ax-8 1514 ax-10 1515 ax-11 1516 ax-i12 1517 ax-bndl 1519 ax-4 1520 ax-17 1536 ax-i9 1540 ax-ial 1544 ax-i5r 1545 ax-ext 2169 ax-nul 4141 |
This theorem depends on definitions: df-bi 117 df-tru 1366 df-nf 1471 df-sb 1773 df-clab 2174 df-cleq 2180 df-clel 2183 df-nfc 2318 df-rab 2474 df-v 2751 df-dif 3143 df-un 3145 df-nul 3435 df-sn 3610 df-pr 3611 |
This theorem is referenced by: acexmidlem1 5884 |
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