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Mirrors > Home > ILE Home > Th. List > cgsex2g | Unicode version |
Description: Implicit substitution inference for general classes. (Contributed by NM, 26-Jul-1995.) |
Ref | Expression |
---|---|
cgsex2g.1 |
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cgsex2g.2 |
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Ref | Expression |
---|---|
cgsex2g |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | cgsex2g.2 |
. . . 4
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2 | 1 | biimpa 280 |
. . 3
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3 | 2 | exlimivv 1773 |
. 2
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4 | elisset 2562 |
. . . . . 6
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5 | elisset 2562 |
. . . . . 6
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6 | 4, 5 | anim12i 321 |
. . . . 5
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7 | eeanv 1804 |
. . . . 5
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8 | 6, 7 | sylibr 137 |
. . . 4
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9 | cgsex2g.1 |
. . . . 5
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10 | 9 | 2eximi 1489 |
. . . 4
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11 | 8, 10 | syl 14 |
. . 3
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12 | 1 | biimprcd 149 |
. . . . 5
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13 | 12 | ancld 308 |
. . . 4
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14 | 13 | 2eximdv 1759 |
. . 3
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15 | 11, 14 | syl5com 26 |
. 2
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16 | 3, 15 | impbid2 131 |
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 99 ax-ia2 100 ax-ia3 101 ax-5 1333 ax-7 1334 ax-gen 1335 ax-ie1 1379 ax-ie2 1380 ax-8 1392 ax-4 1397 ax-17 1416 ax-i9 1420 ax-ial 1424 ax-ext 2019 |
This theorem depends on definitions: df-bi 110 df-nf 1347 df-sb 1643 df-clab 2024 df-cleq 2030 df-clel 2033 df-v 2553 |
This theorem is referenced by: (None) |
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