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| Description: A syllogism inference from two biconditionals. |
| Ref | Expression |
|---|---|
| syl5bb.1 |
|
| syl5bb.2 |
|
| Ref | Expression |
|---|---|
| syl5bb |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | syl5bb.2 |
. . 3
| |
| 2 | 1 | a1i 8 |
. 2
|
| 3 | syl5bb.1 |
. 2
| |
| 4 | 2, 3 | bitrd 527 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: syl5rbb 532 syl5bbr 533 3bitr4g 554 oplem1 771 19.23t 1114 sbcom 1256 necon3abid 1596 necon1abid 1615 r19.21t 1712 ceqsrexv 1885 ceqsrex2v 1886 elab2g 1896 elrabf 1900 eueq2 1914 reu8 1932 ru 1934 sbccomglem 1984 rabbirdv 2217 disjpss 2315 undif4 2321 opthpr 2481 dfiun2g 2581 elpwuni 2756 copsex4g 2789 opelopabg 2812 brabg 2813 dfid3 2831 oneqmini 3012 elsucg 3031 elsuc2g 3032 ordpwsuc 3061 dfom2 3128 opbrop 3233 opelcnvg 3291 dmsnop 3323 iss 3389 imasng 3416 cores 3491 cnvpo 3514 fncnv 3553 fununi 3555 fnssresb 3591 fnopabfv 3749 funimass4 3754 fnsnfv 3758 dmfco 3764 fvco 3765 fvopabn 3777 fvopab5 3784 elrnopabg 3791 fvimacnvi 3795 fvimacnvALT 3800 fressnfv 3829 funiunfv 3857 elunirnALT 3860 f1fv 3865 isoini 3891 f1oiso 3895 f1oweALT 3897 tfrlem1 3902 rdglim2 3940 eloprabg 3998 oprabval 4014 ndmoprgOLD 4035 2ndconst 4087 dfoprab5 4105 elrnoprabg 4114 brecop 4296 mapsn 4335 ixp0 4351 xpsnen 4421 xpdom2 4428 pw2en 4432 mapxpen 4481 abfii4 4544 fodomfib 4547 noinfep 4620 rankbnd2 4684 aceq3lem 4712 zorn2 4776 fodomb 4780 brdom7disj 4784 brdom6disj 4785 domtri 4818 cardsdomel 4832 iscard2 4834 alephnbtwn 4848 nlt1pi 5013 ltsopq 5055 genpv 5082 ltsosr 5183 suppsrlem 5201 suppsr 5202 supsrlem6 5210 suprelem 5239 supre 5240 axrrecex 5264 renegcl 5396 ltxrt 5475 ltxrltt 5480 xrlenltt 5481 ssxr 5521 divdivdivt 5749 conjmult 5761 lerec 5836 lt2msq 5837 nn1suc 5895 infm3 6009 infmsup 6023 elznn0 6104 elnn0nn 6126 zltp1let 6136 primet 6150 dfuz 6158 rebtwnz 6178 ioo0t 6313 elioo3g 6325 snunioolem 6355 elfz2t 6412 fzshftralt 6462 sq11 6565 dffsum 6944 caucvg3t 7112 cvgcmp3cetlem1 7132 cvgcmp3cetlem2 7133 ivthlem7 7230 ivthlem7OLD 7239 tpsex 7555 istps 7556 bastop2 7593 islp2 7697 iscn 7708 iscnp 7710 ismsg 7750 metxp 7786 cncfmet 7857 bl2ioo 7863 iscau 7888 lmclim 7914 isring 8093 isvclem 8148 isnvlem 8181 isphg 8420 isph 8425 phoeqi 8462 spwval 8600 spwnex 8602 shftefif1olem 8680 hhph 8984 sh2 9030 chocuni 9111 projlem15 9139 pjtheu2 9188 adjeqt 9798 elunop2t 9876 lnophmt 9882 cnlnadjeu 9948 adjbd1o 9956 jp 10135 mddmd 10173 chrelat 10228 chrelat2 10229 cvexchlem 10232 dmdbr5at 10284 cdjreu 10293 cdj3 10302 ficli 10404 cnvhmph 10450 homcard 10462 fgsb 10480 fgsb2 10485 cnfilca 10487 ismgra 10522 isalg 10533 isded 10549 iscat 10567 ishgrag 10641 ispgrag 10651 |
| 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 df-an 225 |