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Mirrors > Home > MPE Home > Th. List > 3bitr3g | Structured version Visualization version GIF version |
Description: More general version of 3bitr3i 304. Useful for converting definitions in a formula. (Contributed by NM, 4-Jun-1995.) |
Ref | Expression |
---|---|
3bitr3g.1 | ⊢ (𝜑 → (𝜓 ↔ 𝜒)) |
3bitr3g.2 | ⊢ (𝜓 ↔ 𝜃) |
3bitr3g.3 | ⊢ (𝜒 ↔ 𝜏) |
Ref | Expression |
---|---|
3bitr3g | ⊢ (𝜑 → (𝜃 ↔ 𝜏)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 3bitr3g.2 | . . 3 ⊢ (𝜓 ↔ 𝜃) | |
2 | 3bitr3g.1 | . . 3 ⊢ (𝜑 → (𝜓 ↔ 𝜒)) | |
3 | 1, 2 | bitr3id 288 | . 2 ⊢ (𝜑 → (𝜃 ↔ 𝜒)) |
4 | 3bitr3g.3 | . 2 ⊢ (𝜒 ↔ 𝜏) | |
5 | 3, 4 | syl6bb 290 | 1 ⊢ (𝜑 → (𝜃 ↔ 𝜏)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 209 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 |
This theorem depends on definitions: df-bi 210 |
This theorem is referenced by: notbid 321 cador 1610 cbvexdvaw 2046 cbvexdw 2348 cbvexd 2418 cbvrexdva2OLD 3405 vtoclgft 3501 dfsbcq2 3723 unineq 4204 iindif2 4962 reusv2 5269 rabxfrd 5283 opeqex 5353 eqbrrdv 5630 eqbrrdiv 5631 opelco2g 5702 opelcnvg 5715 ralrnmptw 6837 ralrnmpt 6839 fliftcnv 7043 eusvobj2 7128 br1steqg 7693 br2ndeqg 7694 ottpos 7885 smoiso 7982 ercnv 8293 ordiso2 8963 cantnfrescl 9123 cantnfp1lem3 9127 cantnflem1b 9133 cantnflem1 9136 cnfcom 9147 cnfcom3lem 9150 djulf1o 9325 djurf1o 9326 carden2 9400 cardeq0 9963 axpownd 10012 fpwwe2lem9 10049 fzen 12919 hasheq0 13720 incexc2 15185 divalglem4 15737 divalglem8 15741 divalgb 15745 sadadd 15806 sadass 15810 smuval2 15821 smumul 15832 isprm3 16017 vdwmc 16304 imasleval 16806 acsfn2 16926 invsym2 17025 yoniso 17527 pmtrfmvdn0 18582 dprd2d2 19159 cmpfi 22013 xkoinjcn 22292 tgpconncomp 22718 iscau3 23882 mbfimaopnlem 24259 ellimc3 24482 eldv 24501 eltayl 24955 atandm3 25464 rmoxfrd 30264 opeldifid 30362 2ndpreima 30467 f1od2 30483 ordtconnlem1 31277 bnj1253 32399 usgrgt2cycl 32490 satfdm 32729 noetalem3 33332 wl-dral1d 34936 wl-sb8et 34954 wl-equsb3 34957 wl-sb8eut 34978 wl-ax11-lem8 34989 wl-clelsb3df 35028 poimirlem2 35059 poimirlem16 35073 poimirlem18 35075 poimirlem21 35078 poimirlem22 35079 eqbrrdv2 36159 islpln5 36831 islvol5 36875 ntrneicls11 40793 radcnvrat 41018 trsbc 41246 ichnreuop 43989 ichreuopeq 43990 aacllem 45329 |
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