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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 4442 tfisi 4711 tfrlem5 6547 tfrlemibxssdm 6560 tfr1onlembxssdm 6576 tfrcllembxssdm 6589 ecopovtrn 6868 ecopovtrng 6871 dftap2 7570 addassnqg 7702 ltsonq 7718 ltanqg 7720 ltmnqg 7721 addassnq0 7782 mulasssrg 8078 distrsrg 8079 lttrsr 8082 ltsosr 8084 ltasrg 8090 mulextsr1lem 8100 mulextsr1 8101 axmulass 8193 axdistr 8194 lemul1 8872 reapmul1lem 8873 reapmul1 8874 mulcanap 8944 mulcanap2 8945 divassap 8969 divdirap 8976 div11ap 8979 muldivdirap 8986 divcanap5 8993 apmul1 9067 apmul2 9068 ltdiv1 9147 ltmuldiv 9153 ledivmul 9156 lemuldiv 9160 ltdiv2 9166 lediv2 9170 ltdiv23 9171 lediv23 9172 xaddass2 10209 xlt2add 10219 modqdi 10761 expaddzap 10952 expmulzap 10954 leisorel 11217 resqrtcl 11722 xrbdtri 11969 dvdscmulr 12514 dvdsmulcr 12515 dvdsadd2b 12534 dvdsgcd 12716 rpexp12i 12860 pythagtriplem3 12973 pcpremul 12999 pceu 13001 pcqmul 13009 pcqdiv 13013 f1ocpbllem 13544 ercpbl 13565 erlecpbl 13566 cmn4 14043 ablsub4 14051 abladdsub4 14052 lidlsubcl 14684 psmetlecl 15248 xmetlecl 15281 wlkl1loop 16402 |
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