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Mirrors > Home > ILE Home > Th. List > simplbi | GIF version |
Description: Deduction eliminating a conjunct. (Contributed by NM, 27-May-1998.) |
Ref | Expression |
---|---|
simplbi.1 | ⊢ (𝜑 ↔ (𝜓 ∧ 𝜒)) |
Ref | Expression |
---|---|
simplbi | ⊢ (𝜑 → 𝜓) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | simplbi.1 | . . 3 ⊢ (𝜑 ↔ (𝜓 ∧ 𝜒)) | |
2 | 1 | biimpi 119 | . 2 ⊢ (𝜑 → (𝜓 ∧ 𝜒)) |
3 | 2 | simpld 111 | 1 ⊢ (𝜑 → 𝜓) |
Colors of variables: wff set class |
Syntax hints: → wi 4 ∧ wa 103 ↔ wb 104 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 |
This theorem depends on definitions: df-bi 116 |
This theorem is referenced by: pm5.62dc 929 3simpa 978 xoror 1357 anxordi 1378 sbidm 1823 reurex 2642 eqimss 3146 eldifi 3193 elinel1 3257 inss1 3291 sopo 4230 wefr 4275 ordtr 4295 opelxp1 4568 relop 4684 funmo 5133 funrel 5135 funinsn 5167 fnfun 5215 ffn 5267 f1f 5323 f1of1 5359 f1ofo 5367 isof1o 5701 eqopi 6063 1st2nd2 6066 reldmtpos 6143 swoer 6450 ecopover 6520 ecopoverg 6523 fnfi 6818 casef 6966 dfplpq2 7155 enq0ref 7234 cauappcvgprlemopl 7447 cauappcvgprlemdisj 7452 caucvgprlemopl 7470 caucvgprlemdisj 7475 caucvgprprlemopl 7498 caucvgprprlemopu 7500 caucvgprprlemdisj 7503 peano1nnnn 7653 axrnegex 7680 ltxrlt 7823 1nn 8724 zre 9051 nnssz 9064 ixxss1 9680 ixxss2 9681 ixxss12 9682 iccss2 9720 rge0ssre 9753 elfzuz 9795 uzdisj 9866 nn0disj 9908 frecuzrdgtcl 10178 frecuzrdgfunlem 10185 modfsummodlemstep 11219 mertenslem2 11298 prmnn 11780 prmuz2 11800 oddpwdc 11841 sqpweven 11842 2sqpwodd 11843 phimullem 11890 hashgcdlem 11892 ctinfom 11930 ctinf 11932 topontop 12170 tpstop 12191 cntop1 12359 cntop2 12360 hmeocn 12463 isxmet2d 12506 metxmet 12513 xmstps 12615 msxms 12616 xmsxmet 12618 msmet 12619 bdxmet 12659 ivthinclemlr 12773 ivthinclemur 12775 bj-indint 13118 bj-inf2vnlem2 13158 nninff 13187 peano4nninf 13189 |
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