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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 4414 tfisi 4683 tfrlem5 6475 tfrlemibxssdm 6488 tfr1onlembxssdm 6504 tfrcllembxssdm 6517 ecopovtrn 6796 ecopovtrng 6799 dftap2 7463 addassnqg 7595 ltsonq 7611 ltanqg 7613 ltmnqg 7614 addassnq0 7675 mulasssrg 7971 distrsrg 7972 lttrsr 7975 ltsosr 7977 ltasrg 7983 mulextsr1lem 7993 mulextsr1 7994 axmulass 8086 axdistr 8087 lemul1 8766 reapmul1lem 8767 reapmul1 8768 mulcanap 8838 mulcanap2 8839 divassap 8863 divdirap 8870 div11ap 8873 muldivdirap 8880 divcanap5 8887 apmul1 8961 apmul2 8962 ltdiv1 9041 ltmuldiv 9047 ledivmul 9050 lemuldiv 9054 ltdiv2 9060 lediv2 9064 ltdiv23 9065 lediv23 9066 xaddass2 10098 xlt2add 10108 modqdi 10647 expaddzap 10838 expmulzap 10840 leisorel 11094 resqrtcl 11583 xrbdtri 11830 dvdscmulr 12374 dvdsmulcr 12375 dvdsadd2b 12394 dvdsgcd 12576 rpexp12i 12720 pythagtriplem3 12833 pcpremul 12859 pceu 12861 pcqmul 12869 pcqdiv 12873 f1ocpbllem 13386 ercpbl 13407 erlecpbl 13408 cmn4 13885 ablsub4 13893 abladdsub4 13894 lidlsubcl 14494 psmetlecl 15051 xmetlecl 15084 wlkl1loop 16169 |
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