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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 1047 | 1 ⊢ ((𝜑 ∧ 𝜓 ∧ (𝜒 ∧ 𝜃)) → 𝜒) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∧ wa 104 ∧ w3a 1005 |
| 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 1007 |
| This theorem is referenced by: simpl3l 1079 simpr3l 1085 simp13l 1139 simp23l 1145 simp33l 1151 issod 4445 tfisi 4714 tfrlem5 6558 tfrlemibxssdm 6571 tfr1onlembxssdm 6587 tfrcllembxssdm 6600 ecopovtrn 6879 ecopovtrng 6882 dftap2 7581 addassnqg 7713 ltsonq 7729 ltanqg 7731 ltmnqg 7732 addassnq0 7793 mulasssrg 8089 distrsrg 8090 lttrsr 8093 ltsosr 8095 ltasrg 8101 mulextsr1lem 8111 mulextsr1 8112 axmulass 8204 axdistr 8205 lemul1 8885 reapmul1lem 8886 reapmul1 8887 mulcanap 8957 mulcanap2 8958 divassap 8984 divdirap 8991 div11ap 8994 muldivdirap 9001 divcanap5 9008 apmul1 9082 apmul2 9083 ltdiv1 9162 ltmuldiv 9168 ledivmul 9171 lemuldiv 9175 ltdiv2 9181 lediv2 9185 ltdiv23 9186 lediv23 9187 xaddass2 10225 xlt2add 10235 modqdi 10781 expaddzap 10972 expmulzap 10974 leisorel 11237 resqrtcl 11742 xrbdtri 11989 dvdscmulr 12534 dvdsmulcr 12535 dvdsadd2b 12554 dvdsgcd 12736 rpexp12i 12880 pythagtriplem3 12993 pcpremul 13019 pceu 13021 pcqmul 13029 pcqdiv 13033 f1ocpbllem 13577 ercpbl 13598 erlecpbl 13599 cmn4 14061 ablsub4 14069 abladdsub4 14070 lidlsubcl 14764 psmetlecl 15328 xmetlecl 15361 wlkl1loop 16482 |
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