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| Mirrors > Home > ILE Home > Th. List > simp3l | GIF version | ||
| Description: Simplification of triple conjunction. (Contributed by NM, 9-Nov-2011.) |
| Ref | Expression |
|---|---|
| simp3l | ⊢ ((𝜑 ∧ 𝜓 ∧ (𝜒 ∧ 𝜃)) → 𝜒) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | simpl 109 | . 2 ⊢ ((𝜒 ∧ 𝜃) → 𝜒) | |
| 2 | 1 | 3ad2ant3 1044 | 1 ⊢ ((𝜑 ∧ 𝜓 ∧ (𝜒 ∧ 𝜃)) → 𝜒) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∧ wa 104 ∧ w3a 1002 |
| 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 df-3an 1004 |
| This theorem is referenced by: simpl3l 1076 simpr3l 1082 simp13l 1136 simp23l 1142 simp33l 1148 issod 4411 tfisi 4680 tfrlem5 6471 tfrlemibxssdm 6484 tfr1onlembxssdm 6500 tfrcllembxssdm 6513 ecopovtrn 6792 ecopovtrng 6795 dftap2 7453 addassnqg 7585 ltsonq 7601 ltanqg 7603 ltmnqg 7604 addassnq0 7665 mulasssrg 7961 distrsrg 7962 lttrsr 7965 ltsosr 7967 ltasrg 7973 mulextsr1lem 7983 mulextsr1 7984 axmulass 8076 axdistr 8077 lemul1 8756 reapmul1lem 8757 reapmul1 8758 mulcanap 8828 mulcanap2 8829 divassap 8853 divdirap 8860 div11ap 8863 muldivdirap 8870 divcanap5 8877 apmul1 8951 apmul2 8952 ltdiv1 9031 ltmuldiv 9037 ledivmul 9040 lemuldiv 9044 ltdiv2 9050 lediv2 9054 ltdiv23 9055 lediv23 9056 xaddass2 10083 xlt2add 10093 modqdi 10631 expaddzap 10822 expmulzap 10824 leisorel 11077 resqrtcl 11561 xrbdtri 11808 dvdscmulr 12352 dvdsmulcr 12353 dvdsadd2b 12372 dvdsgcd 12554 rpexp12i 12698 pythagtriplem3 12811 pcpremul 12837 pceu 12839 pcqmul 12847 pcqdiv 12851 f1ocpbllem 13364 ercpbl 13385 erlecpbl 13386 cmn4 13863 ablsub4 13871 abladdsub4 13872 lidlsubcl 14472 psmetlecl 15029 xmetlecl 15062 wlkl1loop 16130 |
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