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Mirrors > Home > ILE Home > Th. List > mpbi | Unicode version |
Description: An inference from a biconditional, related to modus ponens. (Contributed by NM, 5-Aug-1993.) |
Ref | Expression |
---|---|
mpbi.min |
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mpbi.maj |
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Ref | Expression |
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mpbi |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | mpbi.min |
. 2
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2 | mpbi.maj |
. . 3
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3 | 2 | biimpi 120 |
. 2
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4 | 1, 3 | ax-mp 5 |
1
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