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| Mirrors > Home > ILE Home > Th. List > 3bitri | Unicode version | ||
| Description: A chained inference from transitive law for logical equivalence. (Contributed by NM, 5-Aug-1993.) |
| Ref | Expression |
|---|---|
| 3bitri.1 |
|
| 3bitri.2 |
|
| 3bitri.3 |
|
| Ref | Expression |
|---|---|
| 3bitri |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 3bitri.1 |
. 2
| |
| 2 | 3bitri.2 |
. . 3
| |
| 3 | 3bitri.3 |
. . 3
| |
| 4 | 2, 3 | bitri 184 |
. 2
|
| 5 | 1, 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: bibi1i 228 an32 564 orbi1i 770 orass 774 or32 777 dn1dc 968 an6 1357 excxor 1422 trubifal 1460 truxortru 1463 truxorfal 1464 falxortru 1465 falxorfal 1466 alrot4 1534 excom13 1737 sborv 1939 3exdistr 1964 4exdistr 1965 eeeanv 1986 ee4anv 1987 ee8anv 1988 sb3an 2011 sb9 2032 sbnf2 2034 sbco4 2060 2exsb 2062 sb8eu 2092 sb8euh 2102 sbmo 2139 2eu4 2173 2eu7 2174 elsb1 2209 elsb2 2210 r19.26-3 2663 rexcom13 2699 cbvreu 2765 ceqsex2 2844 ceqsex4v 2847 spc3gv 2899 ralrab2 2971 rexrab2 2973 reu2 2994 rmo4 2999 reu8 3002 rmo3f 3003 sbc3an 3093 reu8nf 3113 rmo3 3124 ssalel 3215 ss2rab 3303 rabss 3304 ssrab 3305 dfdif3 3317 undi 3455 undif3ss 3468 difin2 3469 dfnul2 3496 disj 3543 disjsn 3731 snssb 3806 uni0c 3919 ssint 3944 iunss 4011 ssextss 4312 eqvinop 4335 opcom 4343 opeqsn 4345 opeqpr 4346 brabsb 4355 opelopabf 4369 opabm 4375 pofun 4409 sotritrieq 4422 uniuni 4548 ordsucim 4598 opeliunxp 4781 xpiundi 4784 brinxp2 4793 ssrel 4814 reliun 4848 cnvuni 4916 dmopab3 4944 opelres 5018 elres 5049 elsnres 5050 intirr 5123 ssrnres 5179 dminxp 5181 dfrel4v 5188 dmsnm 5202 rnco 5243 sb8iota 5294 dffun2 5336 dffun4f 5342 funco 5366 funcnveq 5393 fun11 5397 isarep1 5416 dff1o4 5591 dff1o6 5916 oprabid 6049 mpo2eqb 6130 ralrnmpo 6135 rexrnmpo 6136 opabex3d 6282 opabex3 6283 xporderlem 6395 f1od2 6399 tfr0dm 6487 tfrexlem 6499 frec0g 6562 nnaord 6676 ecid 6766 mptelixpg 6902 elixpsn 6903 mapsnen 6985 xpsnen 7004 xpcomco 7009 xpassen 7013 exmidontriimlem3 7437 nqnq0 7660 opelreal 8046 pitoregt0 8068 elnn0 9403 elxnn0 9466 elxr 10010 xrnepnf 10012 elfzuzb 10253 4fvwrd4 10374 elfzo2 10384 swrdnd 11239 resqrexlemsqa 11584 fisumcom2 11998 modfsummod 12018 fprodcom2fi 12186 nnwosdc 12609 isprm2 12688 isprm4 12690 pythagtriplem2 12838 4sqlem12 12974 isnsg2 13789 isnsg4 13798 dfrhm2 14167 cnfldui 14602 ntreq0 14855 txbas 14981 metrest 15229 2lgslem4 15831 umgr2edg1 16059 isclwwlk 16244 isclwwlknx 16266 clwwlkn1 16268 clwwlkn2 16271 clwwlknonel 16282 iseupthf1o 16298 |
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