| Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > ILE Home > Th. List > anbi12i | Unicode version | ||
| Description: Conjoin both sides of two equivalences. (Contributed by NM, 5-Aug-1993.) |
| Ref | Expression |
|---|---|
| anbi12.1 |
|
| anbi12.2 |
|
| Ref | Expression |
|---|---|
| anbi12i |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | anbi12.1 |
. . 3
| |
| 2 | 1 | anbi1i 458 |
. 2
|
| 3 | anbi12.2 |
. . 3
| |
| 4 | 3 | anbi2i 457 |
. 2
|
| 5 | 2, 4 | bitri 184 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 |
| This theorem depends on definitions: df-bi 117 |
| This theorem is referenced by: anbi12ci 461 ordir 824 orddi 827 3anbi123i 1214 an6 1357 xorcom 1432 trubifal 1460 truxortru 1463 truxorfal 1464 falxortru 1465 falxorfal 1466 nford 1615 nfand 1616 sbequ8 1895 sbanv 1938 sban 2008 sbbi 2012 sbnf2 2034 eu1 2104 2exeu 2172 2eu4 2173 sbabel 2401 neanior 2489 rexeqbii 2545 r19.26m 2664 reean 2702 reu5 2751 cbvreuw 2762 reu2 2994 reu3 2996 eqss 3242 unss 3381 ralunb 3388 ssin 3429 undi 3455 difundi 3459 indifdir 3463 inab 3475 difab 3476 reuss2 3487 reupick 3491 raaan 3600 prss 3829 tpss 3841 prsspw 3848 prneimg 3857 uniin 3913 intun 3959 intpr 3960 disjiun 4083 brin 4141 brdif 4142 ssext 4313 pweqb 4315 opthg2 4331 copsex4g 4339 opelopabsb 4354 eqopab2b 4374 pwin 4379 pofun 4409 wetrep 4457 ordwe 4674 wessep 4676 reg3exmidlemwe 4677 elxp3 4780 soinxp 4796 relun 4844 inopab 4862 difopab 4863 inxp 4864 opelco2g 4898 cnvco 4915 dmin 4939 restidsing 5069 intasym 5121 asymref 5122 cnvdif 5143 xpm 5158 xp11m 5175 dfco2 5236 relssdmrn 5257 cnvpom 5279 xpcom 5283 dffun4 5337 dffun4f 5342 funun 5371 funcnveq 5393 fun11 5397 fununi 5398 imadif 5410 imainlem 5411 imain 5412 fnres 5449 fnopabg 5456 fun 5508 fin 5523 dff1o2 5589 brprcneu 5633 fsn 5820 dff1o6 5920 isotr 5960 brabvv 6070 eqoprab2b 6082 fvmpopr2d 6161 dfoprab3 6357 poxp 6400 cnvoprab 6402 f1od2 6403 brtpos2 6420 tfrlem7 6486 dfer2 6706 eqer 6737 iinerm 6779 brecop 6797 eroveu 6798 erovlem 6799 oviec 6813 mapval2 6850 ixpin 6895 modom 6997 xpcomco 7013 xpassen 7017 ssenen 7040 sbthlemi10 7168 infmoti 7230 dfmq0qs 7652 dfplq0qs 7653 enq0enq 7654 enq0tr 7657 npsspw 7694 nqprdisj 7767 ltnqpr 7816 ltnqpri 7817 ltexprlemdisj 7829 addcanprg 7839 recexprlemdisj 7853 caucvgprprlemval 7911 addsrpr 7968 mulsrpr 7969 mulgt0sr 8001 addcnsr 8057 mulcnsr 8058 ltresr 8062 addvalex 8067 axcnre 8104 axpre-suploc 8125 supinfneg 9832 infsupneg 9833 xrnemnf 10015 xrnepnf 10016 elfzuzb 10257 fzass4 10300 infssuzex 10497 hashfacen 11104 rexanre 11801 cbvprod 12140 nnwosdc 12631 isprm3 12711 issubm 13576 issubmd 13578 0subm 13588 insubm 13589 isnsg2 13811 lss1d 14419 tgval2 14802 epttop 14841 cnnei 14983 txuni2 15007 txbas 15009 txdis1cn 15029 xmeterval 15186 dedekindicc 15384 plyun0 15487 lgslem3 15758 vtxd0nedgbfi 16177 wlk1walkdom 16237 clwwlknonccat 16311 clwwlknon2x 16313 bj-stan 16402 nnti 16650 |
| Copyright terms: Public domain | W3C validator |