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Mirrors > Home > ILE Home > Th. List > biimpac | Unicode version |
Description: Inference from a logical equivalence. (Contributed by NM, 3-May-1994.) |
Ref | Expression |
---|---|
biimpa.1 |
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Ref | Expression |
---|---|
biimpac |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | biimpa.1 |
. . 3
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2 | 1 | biimpcd 158 |
. 2
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3 | 2 | imp 123 |
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 |
This theorem depends on definitions: df-bi 116 |
This theorem is referenced by: gencbvex2 2736 ordtri2or2exmidlem 4449 onsucelsucexmidlem 4452 ordsuc 4486 onsucuni2 4487 poltletr 4947 tz6.12-1 5456 nfunsn 5463 nnaordex 6431 th3qlem1 6539 ssfilem 6777 diffitest 6789 nqnq0pi 7270 distrlem1prl 7414 distrlem1pru 7415 eqle 7879 flodddiv4 11667 |
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