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Mirrors > Home > ILE Home > Th. List > mpbiran | Unicode version |
Description: Detach truth from conjunction in biconditional. (Contributed by NM, 27-Feb-1996.) (Revised by NM, 9-Jan-2015.) |
Ref | Expression |
---|---|
mpbiran.1 |
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mpbiran.2 |
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Ref | Expression |
---|---|
mpbiran |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | mpbiran.2 |
. 2
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2 | mpbiran.1 |
. . 3
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3 | 2 | biantrur 301 |
. 2
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4 | 1, 3 | bitr4i 186 |
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 |
This theorem depends on definitions: df-bi 116 |
This theorem is referenced by: mpbir2an 927 unssdif 3316 unssin 3320 inssun 3321 invdif 3323 pwpwab 3908 exmidexmid 4128 opabm 4210 regexmidlem1 4456 elirr 4464 en2lp 4477 wessep 4500 peano5 4520 relop 4697 ssrnres 4989 funopab 5166 funcnv2 5191 funcnveq 5194 fnres 5247 idref 5666 rnoprab 5862 elixp 6607 djuf1olem 6946 lbfzo0 9989 txdis1cn 12486 |
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