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Mirrors > Home > ILE Home > Th. List > sbelx | Unicode version |
Description: Elimination of substitution. (Contributed by NM, 5-Aug-1993.) |
Ref | Expression |
---|---|
sbelx |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ax-17 1507 |
. 2
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2 | 1 | sb5rf 1825 |
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 105 ax-ia2 106 ax-ia3 107 ax-5 1424 ax-gen 1426 ax-ie1 1470 ax-ie2 1471 ax-8 1483 ax-11 1485 ax-4 1488 ax-17 1507 ax-i9 1511 ax-ial 1515 |
This theorem depends on definitions: df-bi 116 df-sb 1737 |
This theorem is referenced by: sbel2x 1974 |
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