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| Mirrors > Home > ILE Home > Th. List > simp1r | GIF version | ||
| Description: Simplification of triple conjunction. (Contributed by NM, 9-Nov-2011.) |
| Ref | Expression |
|---|---|
| simp1r | ⊢ (((𝜑 ∧ 𝜓) ∧ 𝜒 ∧ 𝜃) → 𝜓) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | simpr 110 | . 2 ⊢ ((𝜑 ∧ 𝜓) → 𝜓) | |
| 2 | 1 | 3ad2ant1 1049 | 1 ⊢ (((𝜑 ∧ 𝜓) ∧ 𝜒 ∧ 𝜃) → 𝜓) |
| 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: simpl1r 1080 simpr1r 1086 simp11r 1140 simp21r 1146 simp31r 1152 vtoclgft 2873 en2lp 4701 funprg 5431 nnsucsssuc 6765 ecopovtrn 6906 ecopovtrng 6909 addassnqg 7749 distrnqg 7754 ltsonq 7765 ltanqg 7767 ltmnqg 7768 distrnq0 7826 addassnq0 7829 prarloclem5 7867 recexprlem1ssl 8000 recexprlem1ssu 8001 mulasssrg 8125 distrsrg 8126 lttrsr 8129 ltsosr 8131 ltasrg 8137 mulextsr1lem 8147 mulextsr1 8148 axmulass 8240 axdistr 8241 dmdcanap 9053 lt2msq1 9216 lediv2 9222 xaddass2 10274 xlt2add 10284 modqdi 10831 expaddzaplem 11021 expaddzap 11022 expmulzap 11024 swrdspsleq 11441 pfxeq 11470 bdtrilem 12007 xrbdtri 12044 bitsfzo 12724 prmexpb 12931 4sqlem18 13189 mgmsscl 13683 subgabl 14138 rng1zrlem 14260 cnptoprest 15342 ssblps 15528 ssbl 15529 rplogbchbase 16058 rplogbreexp 16061 relogbcxpbap 16073 lgssq 16171 uhgr2edg 16459 |
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