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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 7626 addcanprleml 7981 addcanprlemu 7982 ltmprr 8009 lelttrdi 8754 ixxdisj 10307 ixxss1 10308 ixxss2 10309 ixxss12 10310 iccss2 10348 iocssre 10357 icossre 10358 iccssre 10359 icodisj 10396 iccf1o 10409 fzen 10449 ioom 10697 intfracq 10759 flqdiv 10760 mulqaddmodid 10803 modsumfzodifsn 10835 addmodlteq 10837 remul 11639 sumtp 12183 crth 13004 phimullem 13005 eulerthlem1 13007 eulerthlemfi 13008 eulerthlemrprm 13009 eulerthlema 13010 eulerthlemh 13011 eulerthlemth 13012 ballotfilemcdc 13225 ballotfilemfc0 13234 ballotfilemro 13268 ctiunct 13333 strsetsid 13387 strleund 13459 strext 13461 mhmf 13774 submss 13785 eqger 14029 eqgcpbl 14033 lmodvscl 14643 lssssg 14699 rnglidlmsgrp 14836 2idlcpblrng 14862 lmfpm 15346 lmff 15352 lmtopcnp 15353 xmeter 15539 tgqioo 15658 ivthinclemlopn 15739 ivthinclemuopn 15741 limcimolemlt 15767 limcresi 15769 cosordlem 15953 relogbval 16059 relogbzcl 16060 nnlogbexp 16067 perfectlem2 16120 wlkprop 16580 wlkf 16583 wlkfg 16584 wlkvtxiedg 16598 wlk1walkdom 16612 wlkvtxedg 16616 upgr2wlkdc 16630 isclwwlkng 16659 eupthseg 16705 trlsegvdeglem3 16715 trlsegvdeglem5 16717 depindlem2 16760 depindlem3 16761 |
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