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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 6887 exmidapne 7633 addcanprleml 7988 addcanprlemu 7989 ltmprr 8016 lelttrdi 8762 ixxdisj 10323 ixxss1 10324 ixxss2 10325 ixxss12 10326 iccss2 10364 iocssre 10373 icossre 10374 iccssre 10375 icodisj 10412 iccf1o 10425 fzen 10465 ioom 10713 intfracq 10779 flqdiv 10780 mulqaddmodid 10823 modsumfzodifsn 10855 addmodlteq 10857 remul 11660 sumtp 12207 crth 13032 phimullem 13033 eulerthlem1 13035 eulerthlemfi 13036 eulerthlemrprm 13037 eulerthlema 13038 eulerthlemh 13039 eulerthlemth 13040 ballotfilemcdc 13282 ballotfilemfc0 13291 ballotfilemro 13325 ctiunct 13390 strsetsid 13444 strleund 13517 strext 13519 mhmf 13832 submss 13843 eqger 14087 eqgcpbl 14091 lmodvscl 14751 lssssg 14807 rnglidlmsgrp 14944 2idlcpblrng 14970 lmfpm 15481 lmff 15487 lmtopcnp 15488 xmeter 15674 tgqioo 15793 ivthinclemlopn 15874 ivthinclemuopn 15876 limcimolemlt 15902 limcresi 15904 cosordlem 16089 relogbval 16199 relogbzcl 16200 nnlogbexp 16207 perfectlem2 16312 wlkprop 16785 wlkf 16788 wlkfg 16789 wlkvtxiedg 16803 wlk1walkdom 16817 wlkvtxedg 16821 upgr2wlkdc 16835 isclwwlkng 16864 eupthseg 16910 trlsegvdeglem3 16920 trlsegvdeglem5 16922 depindlem2 16965 depindlem3 16966 |
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