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| Mirrors > Home > ILE Home > Th. List > simp3r | GIF version | ||
| Description: Simplification of triple conjunction. (Contributed by NM, 9-Nov-2011.) |
| Ref | Expression |
|---|---|
| simp3r | ⊢ ((𝜑 ∧ 𝜓 ∧ (𝜒 ∧ 𝜃)) → 𝜃) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | simpr 110 | . 2 ⊢ ((𝜒 ∧ 𝜃) → 𝜃) | |
| 2 | 1 | 3ad2ant3 1051 | 1 ⊢ ((𝜑 ∧ 𝜓 ∧ (𝜒 ∧ 𝜃)) → 𝜃) |
| Colors of variables: wff set class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 104 ∧ w3a 1009 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 |
| This proof depends on definitions: df-bi 117 df-3an 1011 |
| This theorem is used by: simpl3r 1084 simpr3r 1090 simp13r 1144 simp23r 1150 simp33r 1156 issod 4464 tfisi 4734 fvun1 5769 f1oiso2 6033 tfrlem5 6585 tfr1onlembxssdm 6614 tfrcllembxssdm 6627 ecopovtrn 6906 ecopovtrng 6909 dftap2 7618 addassnqg 7750 ltsonq 7766 ltanqg 7768 ltmnqg 7769 addassnq0 7830 mulasssrg 8126 distrsrg 8127 lttrsr 8130 ltsosr 8132 ltasrg 8138 mulextsr1lem 8148 mulextsr1 8149 axmulass 8241 axdistr 8242 reapmul1 8926 mulcanap 8996 mulcanap2 8997 divassap 9023 divdirap 9030 div11ap 9033 apmul1 9121 ltdiv1 9201 ltmuldiv 9207 ledivmul 9210 lemuldiv 9214 lediv2 9224 ltdiv23 9225 lediv23 9226 xaddass2 10283 xlt2add 10293 modqdi 10843 expaddzap 11034 expmulzap 11036 leisorel 11304 resqrtcl 11810 xrbdtri 12060 dvdsgcd 12807 rpexp12i 12952 pythagtriplem4 13069 pythagtriplem11 13075 pythagtriplem13 13077 pcpremul 13094 pceu 13096 pcqmul 13104 pcqdiv 13108 f1ocpbllem 13682 ercpbl 13703 erlecpbl 13704 cmn4 14159 ablsub4 14168 abladdsub4 14169 lidlsubcl 14875 psmetlecl 15487 xmetlecl 15520 xblcntrps 15566 xblcntr 15567 |
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