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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 530 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: syl5rbb 535 syl5bbr 536 3bitr4g 557 oplem1 774 19.23t 1118 sbcom 1260 necon3abid 1602 necon1abid 1621 r19.21t 1718 ceqsrexv 1892 ceqsrex2v 1893 elab2g 1903 elrabf 1907 eueq2 1921 reu8 1939 ru 1941 sbccomglem 1991 rabbirdv 2224 disjpss 2323 undif4 2329 opthpr 2489 dfiun2g 2590 elpwuni 2767 copsex4g 2800 opelopabg 2823 brabg 2824 dfid3 2842 oneqmini 3023 elsucg 3042 elsuc2g 3043 ordpwsuc 3072 dfom2 3139 opbrop 3244 opelcnvg 3302 dmsnop 3334 iss 3403 imasng 3430 cores 3505 cnvpo 3528 fncnv 3567 fununi 3569 fnssresb 3605 fnopabfv 3764 funimass4 3769 fnsnfv 3773 dmfco 3779 fvco 3780 fvopabn 3792 fvopab5 3799 elrnopabg 3806 fvimacnvi 3810 fvimacnvALT 3815 fressnfv 3844 funiunfv 3872 elunirnALT 3875 f1fv 3880 isoini 3906 f1oiso 3910 f1oweALT 3912 tfrlem1 3917 rdglim2 3955 eloprabg 4013 oprabval 4029 2ndconst 4103 dfoprab5 4121 elrnoprabg 4130 brecop 4312 mapsn 4351 ixp0 4367 xpsnen 4441 xpdom2 4448 pw2en 4452 mapxpen 4501 noinfep 4650 rankbnd2 4714 aceq3lem 4742 zorn2 4806 fodomb 4810 brdom7disj 4814 brdom6disj 4815 domtri 4848 cardsdomel 4863 iscard2 4865 alephnbtwn 4879 nlt1pi 5045 ltsopq 5087 genpv 5114 ltsosr 5215 suppsrlem 5233 suppsr 5234 supsrlem6 5242 suprelem 5271 supre 5272 axrrecex 5296 renegcl 5428 ltxrt 5507 ltxrltt 5512 xrlenltt 5513 ssxr 5552 divdivdivt 5787 conjmult 5799 lerec 5882 lt2msq 5883 nn1suc 5941 infm3 6056 infmsup 6070 elznn0 6151 elnn0nn 6173 zltp1let 6183 primet 6197 dfuz 6204 rebtwnz 6224 ioo0t 6369 elioo3g 6381 snunioolem 6415 ioojoint 6417 elfz2t 6473 fzshftralt 6523 sq11 6627 dffsum 6998 caucvg3t 7168 cvgcmp3cetlem1 7188 cvgcmp3cetlem2 7189 ivthlem7 7287 tpsex 7606 istps 7607 bastop2 7642 islp2 7744 iscn 7755 iscnp 7757 ismsg 7797 metxp 7831 cncfmet 7902 bl2ioo 7908 iscau 7933 lmclim 7960 isring 8137 isvclem 8192 isnvlem 8225 isphg 8472 isph 8477 phoeqi 8514 spwpr2 8654 spwval 8655 spwnex 8657 shftefif1olem 8736 hhph 9040 sh2 9086 chocuni 9167 projlem15 9195 pjtheu2 9245 adjeqt 9854 elunop2t 9933 lnophmt 9939 cnlnadjeu 10005 adjbd1o 10013 jp 10192 mddmd 10231 chrelat 10286 chrelat2 10287 cvexchlem 10290 dmdbr5at 10344 cdjreu 10354 cdj3 10363 ficli 10462 cnvhmph 10513 homcard 10525 fgsb 10555 fgsb2 10560 cnfilca 10562 rcfpfillem3 10565 ismgra 10613 isalg 10624 isded 10640 iscat 10658 ishgrag 10740 ispgrag 10750 |
| 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 |