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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 562 orbi1i 768 orass 772 or32 775 dn1dc 966 an6 1355 excxor 1420 trubifal 1458 truxortru 1461 truxorfal 1462 falxortru 1463 falxorfal 1464 alrot4 1532 excom13 1735 sborv 1937 3exdistr 1962 4exdistr 1963 eeeanv 1984 ee4anv 1985 ee8anv 1986 sb3an 2009 sb9 2030 sbnf2 2032 sbco4 2058 2exsb 2060 sb8eu 2090 sb8euh 2100 sbmo 2137 2eu4 2171 2eu7 2172 elsb1 2207 elsb2 2208 r19.26-3 2661 rexcom13 2697 cbvreu 2763 ceqsex2 2841 ceqsex4v 2844 spc3gv 2896 ralrab2 2968 rexrab2 2970 reu2 2991 rmo4 2996 reu8 2999 rmo3f 3000 sbc3an 3090 reu8nf 3110 rmo3 3121 ssalel 3212 ss2rab 3300 rabss 3301 ssrab 3302 dfdif3 3314 undi 3452 undif3ss 3465 difin2 3466 dfnul2 3493 disj 3540 disjsn 3728 snssb 3800 uni0c 3913 ssint 3938 iunss 4005 ssextss 4305 eqvinop 4328 opcom 4336 opeqsn 4338 opeqpr 4339 brabsb 4348 opelopabf 4362 opabm 4368 pofun 4402 sotritrieq 4415 uniuni 4541 ordsucim 4591 opeliunxp 4773 xpiundi 4776 brinxp2 4785 ssrel 4806 reliun 4839 cnvuni 4907 dmopab3 4935 opelres 5009 elres 5040 elsnres 5041 intirr 5114 ssrnres 5170 dminxp 5172 dfrel4v 5179 dmsnm 5193 rnco 5234 sb8iota 5285 dffun2 5327 dffun4f 5333 funco 5357 funcnveq 5383 fun11 5387 isarep1 5406 dff1o4 5579 dff1o6 5899 oprabid 6032 mpo2eqb 6113 ralrnmpo 6118 rexrnmpo 6119 opabex3d 6264 opabex3 6265 xporderlem 6375 f1od2 6379 tfr0dm 6466 tfrexlem 6478 frec0g 6541 nnaord 6653 ecid 6743 mptelixpg 6879 elixpsn 6880 mapsnen 6962 xpsnen 6976 xpcomco 6981 xpassen 6985 exmidontriimlem3 7401 nqnq0 7624 opelreal 8010 pitoregt0 8032 elnn0 9367 elxnn0 9430 elxr 9968 xrnepnf 9970 elfzuzb 10211 4fvwrd4 10332 elfzo2 10342 swrdnd 11186 resqrexlemsqa 11530 fisumcom2 11944 modfsummod 11964 fprodcom2fi 12132 nnwosdc 12555 isprm2 12634 isprm4 12636 pythagtriplem2 12784 4sqlem12 12920 isnsg2 13735 isnsg4 13744 dfrhm2 14112 cnfldui 14547 ntreq0 14800 txbas 14926 metrest 15174 2lgslem4 15776 umgr2edg1 16001 |
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