| Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > ILE Home > Th. List > bitr3d | GIF version | ||
| Description: Deduction form of bitr3i 186. (Contributed by NM, 5-Aug-1993.) |
| Ref | Expression |
|---|---|
| bitr3d.1 | ⊢ (𝜑 → (𝜓 ↔ 𝜒)) |
| bitr3d.2 | ⊢ (𝜑 → (𝜓 ↔ 𝜃)) |
| Ref | Expression |
|---|---|
| bitr3d | ⊢ (𝜑 → (𝜒 ↔ 𝜃)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | bitr3d.1 | . . 3 ⊢ (𝜑 → (𝜓 ↔ 𝜒)) | |
| 2 | 1 | bicomd 141 | . 2 ⊢ (𝜑 → (𝜒 ↔ 𝜓)) |
| 3 | bitr3d.2 | . 2 ⊢ (𝜑 → (𝜓 ↔ 𝜃)) | |
| 4 | 2, 3 | bitrd 188 | 1 ⊢ (𝜑 → (𝜒 ↔ 𝜃)) |
| Colors of variables: wff set class |
| This proof depends on syntax axioms: → wi 4 ↔ wb 105 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 |
| This proof depends on definitions: df-bi 117 |
| This theorem is used by: 3bitrrd 215 3bitr3d 218 3bitr3rd 219 pm5.16 840 biassdc 1444 pm5.24dc 1447 anxordi 1449 sbequ12a 1826 drex1 1851 sbcomxyyz 2032 sb9v 2038 csbiebt 3187 prsspwg 3875 ssprss 3876 bnd2 4310 copsex2t 4385 copsex2g 4386 fnssresb 5495 fcnvres 5575 foelcdmi 5755 dmfco 5773 funimass5 5826 fmptco 5874 cbvfo 5991 cbvexfo 5992 isocnv 6017 isoini 6024 isoselem 6026 riota2df 6060 ovmpodxf 6214 caovcanrd 6253 suppimacnvfn 6486 fidcenumlemrks 7270 ordiso2 7376 ltpiord 7687 dfplpq2 7722 dfmpq2 7723 enqeceq 7727 enq0eceq 7805 enreceq 8104 ltpsrprg 8171 mappsrprg 8172 cnegexlem3 8505 subeq0 8554 negcon1 8580 subexsub 8700 subeqrev 8704 lesub 8771 ltsub13 8773 subge0 8805 div11ap 9033 divmuleqap 9050 ltmuldiv2 9208 lemuldiv2 9215 nn1suc 9326 addltmul 9547 elnnnn0 9611 znn0sub 9715 prime 9750 indstr 10003 qapne 10049 qlttri2 10051 fz1n 10459 fzrev3 10505 fzo0n 10586 fzonlt0 10587 divfl0 10746 modqsubdir 10845 fzfig 10882 hashf1lem1 11301 wrdlenge1n0 11354 pfxccat3a 11526 sqrt11 11821 sqrtsq2 11825 absdiflt 11875 absdifle 11876 nnabscl 11883 minclpr 12021 xrnegiso 12047 xrnegcon1d 12049 clim2 12068 climshft2 12091 sumrbdc 12165 prodrbdclem2 12359 fprodssdc 12376 sinbnd 12538 cosbnd 12539 dvdscmulr 12606 dvdsmulcr 12607 oddm1even 12661 bitsmod 12742 bitsinv1lem 12747 qredeq 12893 cncongr2 12901 isprm3 12915 prmrp 12943 sqrt2irr 12960 crth 13025 pcdvdsb 13122 ballotfilemfc0 13284 ballotfilemfcc 13285 ssnnctlemct 13389 xpsfrnel2 13720 gzsumval2 13767 imasmnd2 13812 grpid 13897 grpidrcan 13923 grpidlcan 13924 grplmulf1o 13932 imasgrp2 13966 ghmeqker 14127 abladdsub4 14202 pwselbasb 14290 imasrng 14339 imasring 14453 lspsnss2 14840 znf1o 15070 znidom 15076 znunit 15078 znrrg 15079 eltg3 15249 eltop 15261 eltop2 15262 eltop3 15263 lmbrf 15407 cncnpi 15420 txcn 15467 hmeoimaf1o 15506 ismet2 15546 xmseq0 15660 wilthlem1 16198 fsumdvdsmul 16251 lgsne0 16328 lgsquadlem1 16367 lgsquadlem2 16368 2sqlem7 16411 clwwlkn1 16830 eupth2lem2dc 16871 eupth2lem3lem3fi 16882 eupth2lem3lem6fi 16883 |
| Copyright terms: Public domain | W3C validator |