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| Description: An inference from transitive law for logical equivalence. |
| Ref | Expression |
|---|---|
| bitr4.1 |
|
| bitr4.2 |
|
| Ref | Expression |
|---|---|
| bitr4 |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | bitr4.1 |
. 2
| |
| 2 | bitr4.2 |
. . 3
| |
| 3 | 2 | bicomi 172 |
. 2
|
| 4 | 1, 3 | bitr 173 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: 3bitr2 179 3bitr2r 180 3bitr4 183 3bitr4r 184 imor 234 oridm 243 ianor 305 ioran 306 pm4.52 307 pm4.54 309 pm4.79 355 dfbi2 514 bibi2i 608 pm5.32 644 pm5.6 688 mpbiran 728 mpbiran2 729 biluk 745 prlem2 771 3anrev 784 an6 902 19.33b 1092 19.41 1095 equsal 1151 sb5f 1202 sb3an 1238 sbequ8 1247 hbsb4t 1249 sb5 1268 sbel2x 1345 eu2 1396 eu3 1397 eu5 1409 moanim 1427 euan 1428 2eu4 1452 2eu6 1454 cleqf 1559 necon3bii 1597 neor 1637 neorian 1639 r2al 1675 r2ex 1690 r19.23v 1740 r19.26m 1751 r19.27av 1753 r19.29 1755 rabid2 1769 isset 1812 ralv 1818 rexv 1819 ceqsrexv 1887 cbvab 1906 reu2 1928 reu3 1929 reu6 1930 2reuswap 1935 elrabsf 1961 dfss2 2056 dfss3 2057 dfss2f 2058 dfss3f 2059 ssabral 2117 rabss 2122 sspsstri 2146 difdif 2164 unass 2185 unss 2202 inass 2221 unab 2265 inab 2266 ne0f 2285 eqv 2293 disj 2309 reldisj 2311 disj3 2312 undisj1 2318 undisj2 2319 ssdif0 2325 undif 2341 ralpr 2426 eltp 2437 pwpw0 2467 dfuni2 2503 unissb 2526 elint2 2538 ssint 2547 dfiin2 2586 iunss 2589 iinss 2598 iunn0 2605 iundif2 2608 iindif2 2609 iunxun 2612 iinpw 2615 dftr2 2680 dftr5 2681 dftr3 2682 nvelv 2711 notzfaus 2739 snelpw 2750 sspwb 2753 opabid 2808 pwssun 2825 dfid3 2834 dffr2 2917 ordtri4 2982 dflim2 3023 orddif 3073 onzsl 3115 opthprc 3219 elxp3 3222 elvv 3226 reluni 3263 cnvco 3298 cnvuni 3299 dmuni 3317 dmxp 3330 elrn 3348 dmres 3378 ssdmres 3379 dfima2 3403 args 3426 dffr3 3429 cotr 3434 intasym 3436 asymref 3437 intirr 3439 cnvopab 3443 cnv0 3444 cnvun 3453 cnvin 3454 rnuni 3457 xpnz 3464 xp11 3474 cores 3497 resco 3498 imaco 3499 rnco 3500 coass 3510 cnvpo 3520 cnvso 3521 dffun2 3524 dffunmof 3528 dffun6 3537 funfn 3540 svrelfun 3558 fununi 3561 funin 3564 fnfrn 3632 fint 3648 fnforn 3675 f1o4 3694 f1o5 3695 f1ocnv 3699 fsn 3832 abexex 3871 f1fv 3872 tfrlem5 3913 tfrlem7 3915 dfrdg2 3931 rdgsucopabn 3945 elxp6 4100 elxp7 4101 fnoprab2g 4119 2on 4137 eqerlem 4268 qsid 4299 elixpconst 4349 domen 4375 brsdom 4377 brdom2 4383 sbthlem10 4450 sbthcl 4453 brsdom2 4455 xpmapenlem5 4494 mapunen 4496 trcl 4633 zfregs 4635 tz9.12lem3 4649 rankr1 4662 rankss 4676 cplem1 4708 aceq0 4718 aceq3lem 4720 aceq5lem2 4724 aceq5 4728 aceq7 4731 kmlem12 4764 kmlem14 4766 kmlem15 4767 zorn 4785 brdom7disj 4792 entri2 4828 unxpdomlem 4831 cardval2 4843 isinfcard 4875 iscard3 4876 elni2 4993 distrpq 5055 psslinpr 5123 ltexprlem4 5133 ltresr 5246 elxr 5523 prodge0 5791 ltdiv1i 5794 infm3 6022 xrinfmss 6047 dfn2 6080 elnnz 6113 elznn0nn 6116 elnn0nn 6139 seq1lem2 6274 elioo1t 6342 elioo2t 6343 elioc1t 6346 elico1t 6347 elicc1t 6348 snunioolem 6374 2rexuz 6406 nnwos 6420 elfz1t 6430 elfzuzb 6436 elfz2nn0t 6455 fznn0t 6476 discrlem1 6616 nn0opthlem1 6624 creur 6702 creui 6703 cvg3 6881 faclbnd4lem1 6906 climreu 7059 isumclimtf 7153 infcvglem1 7179 elcncf1d 7228 reefiso 7385 qnnen 7460 infxpidmlem2 7510 infxpidmlem7 7515 infxpidmlem8 7516 infmap2 7538 isbasis3g 7570 tgval2t 7574 fctop 7607 cctop 7609 ntreq0 7665 islp2 7704 blfval2 7793 metcnp4 7927 xpcn 7933 fsumcnlem 7946 bcthlem9 7964 bcthlem14 7969 nmobndseqi 8397 pilem3 8630 efif1lem5 8689 axgroth4 8735 grothprim 8738 hcau2 9010 ocsh 9111 projlem4 9144 spanun 9422 nonbool 9551 5oalem7 9560 adjsymt 9714 elbdop2t 9753 dmadjss 9774 eleigvect 9836 nmop0h 9871 nmcopexlem1 9906 nmcfnexlem1 9935 rnbra 9995 pjsspos 10055 pjord 10056 cvbr2t 10165 cvnbtwn2t 10169 mdsl2 10204 cvmd 10206 elat2 10222 atom1d 10235 chrelat2 10247 irred 10276 cdj3 10323 symgoprab 10357 ntunte 10394 abfi 10403 ficli 10422 hmeogrp 10480 cnfilca 10506 |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 |
| This theorem depends on definitions: df-bi 147 |