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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 | bitrdi 290 | 1 ⊢ (𝜑 → (𝜃 ↔ 𝜏)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ↔ wb 209 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 |
| This proof depends on definitions: df-bi 210 |
| This theorem is used by: notbid 321 cador 1640 cbvexdvaw 2071 cbvexdw 2368 cbvexd 2437 cbvrexdva 3243 raleq 3316 cbvrexdva2 3337 rexeqf 3342 cbvexeqsetf 3465 dfsbcq2 3741 unineq 4232 iindif2 5036 reusv2 5365 rabxfrd 5379 opeqex 5470 eqbrrdv 5770 eqbrrdiv 5771 opelco2g 5846 opelcnvg 5859 ralrnmptw 7099 ralrnmpt 7101 fliftcnv 7323 eusvobj2 7416 br1steqg 8027 br2ndeqg 8028 f1od2 8114 ottpos 8260 smoiso 8377 ercnv 8746 ordiso2 9516 cantnfrescl 9684 cantnfp1lem3 9688 cantnflem1b 9694 cantnflem1 9697 cnfcom 9708 cnfcom3lem 9711 djulf1o 10000 djurf1o 10001 carden2 10075 cardeq0 10643 axpownd 10693 fpwwe2lem8 10730 fzen 13681 hasheq0 14514 incexc2 16016 divalglem4 16575 divalglem8 16579 divalgb 16583 sadadd 16646 sadass 16650 smuval2 16661 smumul 16672 isprm3 16867 vdwmc 17165 imasleval 17722 acsfn2 17846 invsym2 17947 yoniso 18468 pmtrfmvdn0 19685 dprd2d2 20269 cmpfi 23735 xkoinjcn 24015 tgpconncomp 24441 iscau3 25608 mbfimaopnlem 25985 ellimc3 26208 eldv 26227 eltayl 26696 atandm3 27215 noetasuplem4 28102 dfprlng2 29434 rmoxfrd 33140 opeldifid 33244 2ndpreima 33352 ordtconnlem1 34606 bnj1253 35697 usgrgt2cycl 35989 satfdm 36224 wl-dral1d 38572 wl-sb8eft 38592 wl-sb8et 38594 wl-equsb3 38597 wl-sb8eut 38619 wl-sb8eutv 38620 wl-issetft 38623 poimirlem2 38649 poimirlem16 38663 poimirlem18 38665 poimirlem21 38668 poimirlem22 38669 eqbrrdv2 40029 islpln5 40701 islvol5 40745 ntrneicls11 45199 radcnvrat 45407 trsbc 45631 iindif2f 46283 ichnreuop 48662 ichreuopeq 48663 pm5.32rda 50012 exp12bd 50014 reuxfr1dd 50025 aacllem 51122 |
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