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Mirrors > Home > ILE Home > Th. List > 3mix1 | Unicode version |
Description: Introduction in triple disjunction. (Contributed by NM, 4-Apr-1995.) |
Ref | Expression |
---|---|
3mix1 |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | orc 669 |
. 2
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2 | 3orass 928 |
. 2
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3 | 1, 2 | sylibr 133 |
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 105 ax-ia2 106 ax-ia3 107 ax-io 666 |
This theorem depends on definitions: df-bi 116 df-3or 926 |
This theorem is referenced by: 3mix2 1114 3mix3 1115 3mix1i 1116 3mix1d 1119 3jaob 1239 nntri3or 6270 elnn0z 8826 nn01to3 9165 fztri3or 9516 |
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