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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 1051 | 1 ⊢ ((𝜑 ∧ 𝜓 ∧ (𝜒 ∧ 𝜃)) → 𝜒) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∧ wa 104 ∧ w3a 1009 |
| 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 1011 |
| This theorem is referenced by: simpl3l 1083 simpr3l 1089 simp13l 1143 simp23l 1149 simp33l 1155 issod 4462 tfisi 4732 tfrlem5 6579 tfrlemibxssdm 6592 tfr1onlembxssdm 6608 tfrcllembxssdm 6621 ecopovtrn 6900 ecopovtrng 6903 dftap2 7611 addassnqg 7743 ltsonq 7759 ltanqg 7761 ltmnqg 7762 addassnq0 7823 mulasssrg 8119 distrsrg 8120 lttrsr 8123 ltsosr 8125 ltasrg 8131 mulextsr1lem 8141 mulextsr1 8142 axmulass 8234 axdistr 8235 lemul1 8915 reapmul1lem 8916 reapmul1 8917 mulcanap 8987 mulcanap2 8988 divassap 9014 divdirap 9021 div11ap 9024 muldivdirap 9031 divcanap5 9038 apmul1 9112 apmul2 9113 ltdiv1 9192 ltmuldiv 9198 ledivmul 9201 lemuldiv 9205 ltdiv2 9211 lediv2 9215 ltdiv23 9216 lediv23 9217 xaddass2 10255 xlt2add 10265 modqdi 10812 expaddzap 11003 expmulzap 11005 leisorel 11272 resqrtcl 11778 xrbdtri 12025 dvdscmulr 12570 dvdsmulcr 12571 dvdsadd2b 12590 dvdsgcd 12772 rpexp12i 12916 pythagtriplem3 13029 pcpremul 13055 pceu 13057 pcqmul 13065 pcqdiv 13069 f1ocpbllem 13614 ercpbl 13635 erlecpbl 13636 cmn4 14091 ablsub4 14100 abladdsub4 14101 lidlsubcl 14807 psmetlecl 15418 xmetlecl 15451 wlkl1loop 16582 |
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