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Mirrors > Home > ILE Home > Th. List > sbcth | Unicode version |
Description: A substitution into a
theorem remains true (when ![]() |
Ref | Expression |
---|---|
sbcth.1 |
![]() ![]() |
Ref | Expression |
---|---|
sbcth |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | sbcth.1 |
. . 3
![]() ![]() | |
2 | 1 | ax-gen 1449 |
. 2
![]() ![]() ![]() ![]() |
3 | spsbc 2976 |
. 2
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() | |
4 | 2, 3 | mpi 15 |
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-5 1447 ax-gen 1449 ax-ie1 1493 ax-ie2 1494 ax-8 1504 ax-4 1510 ax-17 1526 ax-i9 1530 ax-ial 1534 ax-ext 2159 |
This theorem depends on definitions: df-bi 117 df-sb 1763 df-clab 2164 df-cleq 2170 df-clel 2173 df-v 2741 df-sbc 2965 |
This theorem is referenced by: rabrsndc 3662 iota4an 5199 |
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