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Mirrors > Home > ILE Home > Th. List > pm3.21 | Unicode version |
Description: Join antecedents with conjunction. Theorem *3.21 of [WhiteheadRussell] p. 111. (Contributed by NM, 5-Aug-1993.) |
Ref | Expression |
---|---|
pm3.21 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | pm3.2 137 | . 2 | |
2 | 1 | com12 30 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wa 102 |
This theorem was proved from axioms: ax-1 5 ax-2 6 ax-mp 7 ax-ia3 106 |
This theorem is referenced by: pm3.22 261 iba 294 ancr 314 anc2r 321 pm5.31 340 xoranor 1308 19.41h 1615 19.41 1616 ltsopr 6786 bj-findis 10774 |
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