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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 303 |
. 2
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4 | 1, 3 | bitr4i 187 |
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 106 ax-ia2 107 ax-ia3 108 |
This theorem depends on definitions: df-bi 117 |
This theorem is referenced by: mpbir2an 944 unssdif 3394 unssin 3398 inssun 3399 invdif 3401 pwpwab 4000 exmidexmid 4225 opabm 4309 regexmidlem1 4563 elirr 4571 en2lp 4584 wessep 4608 peano5 4628 relop 4808 ssrnres 5104 funopab 5285 funcnv2 5310 funcnveq 5313 fnres 5366 idref 5795 rnoprab 5997 elixp 6754 djuf1olem 7106 lbfzo0 10242 txdis1cn 14427 |
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