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Mirrors > Home > MPE Home > Th. List > biimp3a | Structured version Visualization version GIF version |
Description: Infer implication from a logical equivalence. Similar to biimpa 501. (Contributed by NM, 4-Sep-2005.) |
Ref | Expression |
---|---|
biimp3a.1 | ⊢ ((𝜑 ∧ 𝜓) → (𝜒 ↔ 𝜃)) |
Ref | Expression |
---|---|
biimp3a | ⊢ ((𝜑 ∧ 𝜓 ∧ 𝜒) → 𝜃) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | biimp3a.1 | . . 3 ⊢ ((𝜑 ∧ 𝜓) → (𝜒 ↔ 𝜃)) | |
2 | 1 | biimpa 501 | . 2 ⊢ (((𝜑 ∧ 𝜓) ∧ 𝜒) → 𝜃) |
3 | 2 | 3impa 1259 | 1 ⊢ ((𝜑 ∧ 𝜓 ∧ 𝜒) → 𝜃) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 196 ∧ wa 384 ∧ w3a 1037 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 |
This theorem depends on definitions: df-bi 197 df-an 386 df-3an 1039 |
This theorem is referenced by: nn0addge1 11339 nn0addge2 11340 nn0sub2 11438 eluzp1p1 11713 uznn0sub 11719 uzinfi 11768 iocssre 12253 icossre 12254 iccssre 12255 lincmb01cmp 12315 iccf1o 12316 fzosplitprm1 12578 subfzo0 12590 modfzo0difsn 12742 hashprb 13185 swrd0fv 13439 eflt 14847 fldivndvdslt 15138 prmdiv 15490 hashgcdlem 15493 vfermltl 15506 coprimeprodsq 15513 pythagtrip 15539 difsqpwdvds 15591 cshwshashlem2 15803 odinf 17980 odcl2 17982 slesolex 20488 tgtop11 20786 restntr 20986 hauscmplem 21209 icchmeo 22740 pi1xfr 22855 sinq12gt0 24259 tanord1 24283 gausslemma2dlem1a 25090 axsegconlem6 25802 lfuhgr1v0e 26146 crctcshwlkn0lem6 26707 crctcshwlkn0lem7 26708 eucrctshift 27103 eucrct2eupth 27105 nv1 27530 lnolin 27609 br8d 29422 ballotlemfc0 30554 ballotlemfcc 30555 ballotlemrv2 30583 br8 31646 br6 31647 br4 31648 ismtyima 33602 ismtybndlem 33605 ghomlinOLD 33687 ghomidOLD 33688 cvrcmp2 34571 atcvrj2 34719 1cvratex 34759 lplnric 34838 lplnri1 34839 lnatexN 35065 ltrnateq 35468 ltrnatneq 35469 cdleme46f2g2 35781 cdleme46f2g1 35782 dibelval1st 36438 dibelval2nd 36441 dicelval1sta 36476 hlhilphllem 37251 jm2.17b 37528 bi123impia 38695 sineq0ALT 39173 eliccre 39728 ioomidp 39740 smfinflem 41023 iccpartiltu 41358 pfxpfx 41415 repswpfx 41436 goldbachthlem1 41457 fmtnoprmfac1lem 41476 evengpop3 41686 rnghmresel 41964 rhmresel 42010 |
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