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| Mirrors > Home > ILE Home > Th. List > simp1d | GIF version | ||
| Description: Deduce a conjunct from a triple conjunction. (Contributed by NM, 4-Sep-2005.) |
| Ref | Expression |
|---|---|
| 3simp1d.1 | ⊢ (𝜑 → (𝜓 ∧ 𝜒 ∧ 𝜃)) |
| Ref | Expression |
|---|---|
| simp1d | ⊢ (𝜑 → 𝜓) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 3simp1d.1 | . 2 ⊢ (𝜑 → (𝜓 ∧ 𝜒 ∧ 𝜃)) | |
| 2 | simp1 1028 | . 2 ⊢ ((𝜓 ∧ 𝜒 ∧ 𝜃) → 𝜓) | |
| 3 | 1, 2 | syl 14 | 1 ⊢ (𝜑 → 𝜓) |
| Colors of variables: wff set class |
| This proof depends on syntax axioms: → wi 4 ∧ w3a 1009 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 |
| This proof depends on definitions: df-bi 117 df-3an 1011 |
| This theorem is used by: simp1bi 1043 erinxp 6883 exmidapne 7627 addcanprleml 7982 addcanprlemu 7983 ltmprr 8010 lelttrdi 8756 ixxdisj 10316 ixxss1 10317 ixxss2 10318 ixxss12 10319 iccss2 10357 iocssre 10366 icossre 10367 iccssre 10368 icodisj 10405 iccf1o 10418 fzen 10458 ioom 10706 intfracq 10772 flqdiv 10773 mulqaddmodid 10816 modsumfzodifsn 10848 addmodlteq 10850 remul 11653 sumtp 12200 crth 13025 phimullem 13026 eulerthlem1 13028 eulerthlemfi 13029 eulerthlemrprm 13030 eulerthlema 13031 eulerthlemh 13032 eulerthlemth 13033 ballotfilemcdc 13275 ballotfilemfc0 13284 ballotfilemro 13318 ctiunct 13383 strsetsid 13437 strleund 13510 strext 13512 mhmf 13825 submss 13836 eqger 14080 eqgcpbl 14084 lmodvscl 14725 lssssg 14781 rnglidlmsgrp 14918 2idlcpblrng 14944 lmfpm 15435 lmff 15441 lmtopcnp 15442 xmeter 15628 tgqioo 15747 ivthinclemlopn 15828 ivthinclemuopn 15830 limcimolemlt 15856 limcresi 15858 cosordlem 16043 relogbval 16153 relogbzcl 16154 nnlogbexp 16161 perfectlem2 16266 wlkprop 16739 wlkf 16742 wlkfg 16743 wlkvtxiedg 16757 wlk1walkdom 16771 wlkvtxedg 16775 upgr2wlkdc 16789 isclwwlkng 16818 eupthseg 16864 trlsegvdeglem3 16874 trlsegvdeglem5 16876 depindlem2 16919 depindlem3 16920 |
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