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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 120 | . 2 ⊢ (𝜑 → (𝜓 ∧ 𝜒)) |
| 3 | 2 | simpld 112 | 1 ⊢ (𝜑 → 𝜓) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∧ wa 104 ↔ wb 105 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 |
| This theorem depends on definitions: df-bi 117 |
| This theorem is referenced by: an3 591 pm5.62dc 953 3simpa 1020 xoror 1423 anxordi 1444 sbidm 1899 reurex 2752 eqimss 3281 eldifi 3329 elinel1 3393 inss1 3427 sopo 4410 wefr 4455 ordtr 4475 opelxp1 4759 relop 4880 ssrelrn 4922 funmo 5341 funrel 5343 funinsn 5379 fnfun 5427 ffn 5482 f1f 5542 f1of1 5582 f1ofo 5590 isof1o 5948 eqopi 6335 1st2nd2 6338 reldmtpos 6419 swoer 6730 ecopover 6802 ecopoverg 6805 fnfi 7135 casef 7287 nninff 7321 lpowlpo 7367 dfplpq2 7574 enq0ref 7653 cauappcvgprlemopl 7866 cauappcvgprlemdisj 7871 caucvgprlemopl 7889 caucvgprlemdisj 7894 caucvgprprlemopl 7917 caucvgprprlemopu 7919 caucvgprprlemdisj 7922 peano1nnnn 8072 axrnegex 8099 ltxrlt 8245 1nn 9154 zre 9483 nnssz 9496 ixxss1 10139 ixxss2 10140 ixxss12 10141 iccss2 10179 rge0ssre 10212 elfzuz 10256 uzdisj 10328 nn0disj 10373 frecuzrdgtcl 10675 frecuzrdgfunlem 10682 0wrd0 11140 modfsummodlemstep 12020 mertenslem2 12099 prmnn 12684 prmuz2 12705 oddpwdc 12748 sqpweven 12749 2sqpwodd 12750 phimullem 12799 hashgcdlem 12812 1arith 12942 ctinfom 13051 ctinf 13053 sgrpmgm 13492 mndsgrp 13506 grpmnd 13592 nsgsubg 13794 ghmgrp1 13834 ghmgrp2 13835 ablgrp 13878 cmnmnd 13890 crngring 14024 rimrhm 14188 subrgring 14241 subrgrcl 14243 rhmpropd 14271 domnnzr 14287 2idlelbas 14533 rng2idlsubgsubrng 14537 2idlcpblrng 14540 2idlcpbl 14541 qusrhm 14545 psr1clfi 14705 topontop 14741 tpstop 14762 cntop1 14928 cntop2 14929 hmeocn 15032 isxmet2d 15075 metxmet 15082 xmstps 15184 msxms 15185 xmsxmet 15187 msmet 15188 bdxmet 15228 ivthinclemlr 15364 ivthinclemur 15366 mpodvdsmulf1o 15717 uhgr0vb 15938 trliswlk 16240 eupthfi 16305 eupthistrl 16308 bj-indint 16547 bj-inf2vnlem2 16587 peano4nninf 16629 |
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