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Mirrors > Home > MPE Home > Th. List > ibi | Structured version Visualization version GIF version |
Description: Inference that converts a biconditional implied by one of its arguments, into an implication. (Contributed by NM, 17-Oct-2003.) |
Ref | Expression |
---|---|
ibi.1 | ⊢ (𝜑 → (𝜑 ↔ 𝜓)) |
Ref | Expression |
---|---|
ibi | ⊢ (𝜑 → 𝜓) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | id 22 | . 2 ⊢ (𝜑 → 𝜑) | |
2 | ibi.1 | . 2 ⊢ (𝜑 → (𝜑 ↔ 𝜓)) | |
3 | 1, 2 | mpbid 231 | 1 ⊢ (𝜑 → 𝜓) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 205 |
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 206 |
This theorem is referenced by: ibir 267 elab3gf 3639 elab3g 3640 elimhyp 4556 elimhyp2v 4557 elimhyp3v 4558 elimhyp4v 4559 elpwi 4572 elsni 4608 elpri 4613 eltpi 4653 snssi 4773 prssi 4786 snelpwi 5405 prelpwi 5409 elxpi 5660 releldmb 5906 relelrnb 5907 elrnmpt2d 5923 eloni 6332 limuni2 6384 funeu 6531 fneu 6617 fvelima 6913 fvelimad 6914 eloprabi 8000 fo2ndf 8058 orderseqlem 8094 tfrlem9 8336 oeeulem 8553 elqsi 8716 qsel 8742 ecopovsym 8765 elpmi 8791 elmapi 8794 pmsspw 8822 brdomi 8905 brdomiOLD 8906 en0 8964 en0r 8967 en1 8972 undomOLD 9011 mapdom1 9093 rexdif1en 9109 ominf 9209 ominfOLD 9210 unblem2 9247 unfilem1 9261 fiin 9367 brwdomi 9513 canthwdom 9524 brwdom3i 9528 unxpwdom 9534 scott0 9831 acni 9990 djuinf 10133 pwdjudom 10161 fin1ai 10238 fin2i 10240 fin4i 10243 ssfin3ds 10275 fin23lem17 10283 fin23lem38 10294 fin23lem39 10295 isfin32i 10310 fin34 10335 isfin7-2 10341 fin1a2lem13 10357 fin12 10358 gchi 10569 wuntr 10650 wununi 10651 wunpw 10652 wunpr 10654 wun0 10663 tskpwss 10697 tskpw 10698 tsken 10699 grutr 10738 grupw 10740 grupr 10742 gruurn 10743 ingru 10760 indpi 10852 eliooord 13333 fzrev3i 13518 elfzole1 13590 elfzolt2 13591 bcp1nk 14227 rere 15019 nn0abscl 15209 climcl 15393 rlimcl 15397 rlimdm 15445 o1res 15454 rlimdmo1 15512 climcau 15567 caucvgb 15576 fprodcnv 15877 cshws0 16985 restsspw 17327 mreiincl 17490 catidex 17568 catcocl 17579 catass 17580 homa1 17937 homahom2 17938 odulat 18338 dlatjmdi 18429 psrel 18472 psref2 18473 pstr2 18474 reldir 18502 dirdm 18503 dirref 18504 dirtr 18505 dirge 18506 mgmcl 18514 submss 18634 subm0cl 18636 submcl 18637 submmnd 18638 efmndbasf 18699 subgsubm 18964 symgbasf1o 19170 symginv 19198 psgneu 19302 odmulg 19352 frgpnabl 19667 dprdgrp 19798 dprdf 19799 abvfge0 20337 abveq0 20341 abvmul 20344 abvtri 20345 lbsss 20595 lbssp 20597 lbsind 20598 domnchr 20972 cssi 21125 linds1 21253 linds2 21254 lindsind 21260 opsrtoslem2 21500 opsrso 21502 mdetunilem9 22006 uniopn 22283 iunopn 22284 inopn 22285 fiinopn 22287 eltpsg 22329 eltpsgOLD 22330 basis1 22337 basis2 22338 eltg4i 22347 lmff 22689 t1sep2 22757 cmpfii 22797 ptfinfin 22907 kqhmph 23207 fbasne0 23218 0nelfb 23219 fbsspw 23220 fbasssin 23224 ufli 23302 uffixfr 23311 elfm 23335 fclsopni 23403 fclselbas 23404 ustssxp 23593 ustbasel 23595 ustincl 23596 ustdiag 23597 ustinvel 23598 ustexhalf 23599 ustfilxp 23601 ustbas2 23614 ustbas 23616 psmetf 23696 psmet0 23698 psmettri2 23699 metflem 23718 xmetf 23719 xmeteq0 23728 xmettri2 23730 tmsxms 23879 tmsms 23880 metustsym 23948 tngnrg 24075 cncff 24293 cncfi 24294 cfili 24669 iscmet3lem2 24693 mbfres 25045 mbfimaopnlem 25056 limcresi 25286 dvcnp2 25321 ulmcl 25777 ulmf 25778 ulmcau 25791 pserulm 25818 pserdvlem2 25824 sinq34lt0t 25903 logtayl 26052 dchrmhm 26626 lgsdir2lem2 26711 2sqlem9 26812 mulog2sum 26922 eleei 27909 uhgrf 28076 ushgrf 28077 upgrf 28100 umgrf 28112 uspgrf 28168 usgrf 28169 usgrfs 28171 nbcplgr 28445 clwlkcompim 28791 tncp 29483 eulplig 29490 grpofo 29504 grpolidinv 29506 grpoass 29508 nvvop 29614 phpar 29829 pjch1 30675 fzne1 31759 toslub 31903 tosglb 31905 orngsqr 32170 fldextsubrg 32427 fldextress 32428 zhmnrg 32637 issgon 32811 measfrge0 32891 measvnul 32894 measvun 32897 fzssfzo 33240 bnj916 33634 bnj983 33652 cplgredgex 33801 acycgrcycl 33828 mfsdisj 34231 mtyf2 34232 maxsta 34235 mvtinf 34236 hfun 34839 hfsn 34840 hfelhf 34842 hfuni 34845 hfpw 34846 fneuni 34895 curryset 35490 mptsnunlem 35882 heibor1lem 36341 heiborlem1 36343 heiborlem3 36345 opidonOLD 36384 isexid2 36387 elrelsrelim 37023 eqvrelqsel 37151 elpcliN 38429 lnrfg 41504 sdomne0 41807 sdomne0d 41808 pwinfi2 41956 frege55lem1c 42310 gneispacef 42529 gneispacef2 42530 gneispacern2 42533 gneispace0nelrn 42534 gneispaceel 42537 gneispacess 42539 mnuop123d 42664 trintALTVD 43284 trintALT 43285 eliuniin 43431 eliuniin2 43452 disjrnmpt2 43529 fvelima2 43609 stoweidlem35 44396 saluncl 44678 saldifcl 44680 0sal 44681 sge0resplit 44767 omedm 44860 funressneu 45401 afvelrnb0 45516 afvelima 45519 rlimdmafv 45529 funressndmafv2rn 45575 rlimdmafv2 45610 elsetpreimafv 45697 oexpnegALTV 45989 isisomgr 46136 submgmss 46206 submgmcl 46208 submgmmgm 46209 asslawass 46247 linindsi 46648 |
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