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Mirrors > Home > MPE Home > Th. List > imbi1i | Structured version Visualization version GIF version |
Description: Introduce a consequent to both sides of a logical equivalence. (Contributed by NM, 3-Jan-1993.) (Proof shortened by Wolf Lammen, 17-Sep-2013.) |
Ref | Expression |
---|---|
imbi1i.1 | ⊢ (𝜑 ↔ 𝜓) |
Ref | Expression |
---|---|
imbi1i | ⊢ ((𝜑 → 𝜒) ↔ (𝜓 → 𝜒)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | imbi1i.1 | . 2 ⊢ (𝜑 ↔ 𝜓) | |
2 | imbi1 350 | . 2 ⊢ ((𝜑 ↔ 𝜓) → ((𝜑 → 𝜒) ↔ (𝜓 → 𝜒))) | |
3 | 1, 2 | ax-mp 5 | 1 ⊢ ((𝜑 → 𝜒) ↔ (𝜓 → 𝜒)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 208 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 |
This theorem depends on definitions: df-bi 209 |
This theorem is referenced by: ancomst 467 imor 849 ifpn 1067 eximal 1779 19.43 1879 19.37v 1994 19.37 2230 sbrim 2309 sbor 2312 dfsb3 2529 dfsb3ALT 2588 sbrimALT 2605 mo4f 2647 2mos 2730 neor 3108 r3al 3202 r19.23v 3279 r19.23t 3313 r19.43 3351 ceqsralt 3528 ralab 3683 ralrab 3684 euind 3714 reu2 3715 rmo4 3720 rmo3f 3724 rmo4f 3725 reuind 3743 2reu5lem3 3747 rmo3 3871 rmo3OLD 3872 dfdif3 4090 raldifb 4120 elunant 4153 inssdif0 4328 ssundif 4432 dfif2 4468 pwss 4558 ralsnsg 4601 disjsn 4640 snssg 4710 raldifsni 4721 raldifsnb 4722 unissb 4862 intpr 4901 dfiin2g 4949 disjor 5038 dftr2 5166 axrep1 5183 axrep6 5189 axpweq 5257 zfpow 5259 axpow2 5260 reusv2lem4 5293 reusv2 5295 raliunxp 5704 idrefALT 5967 asymref2 5971 dffun2 6359 dffun4 6361 dffun5 6362 dffun7 6376 fununi 6423 fvn0ssdmfun 6836 dff13 7007 dff14b 7023 zfun 7456 uniex2 7458 dfom2 7576 fimaxg 8759 fiint 8789 dfsup2 8902 fiming 8956 oemapso 9139 scottexs 9310 scott0s 9311 iscard2 9399 acnnum 9472 dfac9 9556 dfacacn 9561 kmlem4 9573 kmlem12 9581 axpowndlem3 10015 zfcndun 10031 zfcndpow 10032 zfcndac 10035 axgroth5 10240 axgroth6 10244 addsrmo 10489 mulsrmo 10490 infm3 11594 raluz2 12291 nnwos 12309 ralrp 12403 cotr2g 14330 lo1resb 14915 rlimresb 14916 o1resb 14917 modfsummod 15143 isprm4 16022 acsfn1 16926 acsfn2 16928 lublecllem 17592 isirred2 19445 isdomn2 20066 iunocv 20819 ist1-2 21949 isnrm2 21960 dfconn2 22021 alexsubALTlem3 22651 ismbl 24121 dyadmbllem 24194 ellimc3 24471 dchrelbas2 25807 dchrelbas3 25808 isch2 28994 choc0 29097 h1dei 29321 mdsl2i 30093 disjorf 30323 bnj1101 32051 bnj1109 32053 bnj1533 32119 bnj580 32180 bnj864 32189 bnj865 32190 bnj978 32216 bnj1049 32241 bnj1090 32246 bnj1145 32260 axextprim 32922 axunprim 32924 axpowprim 32925 untuni 32930 3orit 32940 biimpexp 32941 elintfv 33002 dfon2lem8 33030 soseq 33091 dfom5b 33368 rdgeqoa 34645 wl-equsalcom 34776 wl-dfralflem 34832 poimirlem25 34911 poimirlem30 34916 tsim1 35402 inxpss 35563 idinxpss 35564 idinxpssinxp 35568 ineleq 35602 cocossss 35675 cosscnvssid3 35710 trcoss2 35718 redundpbi1 35860 dfeldisj3 35946 cvlsupr3 36474 pmapglbx 36899 isltrn2N 37250 cdlemefrs29bpre0 37526 fphpd 39406 dford4 39619 fnwe2lem2 39644 isdomn3 39797 ifpidg 39850 ifpid1g 39853 ifpor123g 39867 dfsucon 39882 undmrnresiss 39957 elintima 39991 df3or2 40106 dfhe3 40114 dffrege76 40278 dffrege115 40317 frege131 40333 ntrneikb 40437 ismnuprim 40623 pm14.12 40746 dfvd2an 40909 dfvd3 40918 dfvd3an 40921 uun2221 41140 uun2221p1 41141 uun2221p2 41142 disjinfi 41447 supxrleubrnmptf 41720 fsummulc1f 41844 fsumiunss 41849 fnlimfvre2 41951 limsupreuz 42011 limsupvaluz2 42012 dvmptmulf 42215 dvnmul 42221 dvmptfprodlem 42222 dvnprodlem2 42225 sge0ltfirpmpt2 42702 hoidmv1le 42870 hoidmvle 42876 vonioolem2 42957 smflimlem3 43043 2reu8i 43306 ichexmpl2 43626 setrec2 44792 aacllem 44896 |
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