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Mirrors > Home > ILE Home > Th. List > Mathboxes > ch2varv | Unicode version |
Description: Version of ch2var 9907 with non-freeness hypotheses replaced by DV conditions. (Contributed by BJ, 17-Oct-2019.) |
Ref | Expression |
---|---|
ch2varv.maj | |
ch2varv.min |
Ref | Expression |
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ch2varv |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | nfv 1421 | . 2 | |
2 | nfv 1421 | . 2 | |
3 | ch2varv.maj | . 2 | |
4 | ch2varv.min | . 2 | |
5 | 1, 2, 3, 4 | ch2var 9907 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wa 97 wb 98 |
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 1336 ax-gen 1338 ax-ie1 1382 ax-ie2 1383 ax-4 1400 ax-17 1419 ax-i9 1423 ax-ial 1427 |
This theorem depends on definitions: df-bi 110 df-nf 1350 |
This theorem is referenced by: sscoll2 10113 |
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