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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 1641 cbvexdvaw 2072 cbvexdw 2373 cbvexd 2442 cbvrexdva 3248 raleq 3322 cbvrexdva2 3343 rexeqf 3348 cbvexeqsetf 3472 dfsbcq2 3749 unineq 4241 iindif2 5045 reusv2 5376 rabxfrd 5390 opeqex 5483 eqbrrdv 5781 eqbrrdiv 5782 opelco2g 5855 opelcnvg 5868 ralrnmptw 7093 ralrnmpt 7095 fliftcnv 7315 eusvobj2 7408 br1steqg 8010 br2ndeqg 8011 ottpos 8234 smoiso 8351 ercnv 8718 ordiso2 9480 cantnfrescl 9648 cantnfp1lem3 9652 cantnflem1b 9658 cantnflem1 9661 cnfcom 9672 cnfcom3lem 9675 djulf1o 9910 djurf1o 9911 carden2 9985 cardeq0 10547 axpownd 10597 fpwwe2lem8 10634 fzen 13581 hasheq0 14413 incexc2 15911 divalglem4 16472 divalglem8 16476 divalgb 16480 sadadd 16543 sadass 16547 smuval2 16558 smumul 16569 isprm3 16759 vdwmc 17056 imasleval 17613 acsfn2 17737 invsym2 17838 yoniso 18359 pmtrfmvdn0 19556 dprd2d2 20140 cmpfi 23595 xkoinjcn 23875 tgpconncomp 24301 iscau3 25468 mbfimaopnlem 25845 ellimc3 26069 eldv 26088 eltayl 26554 atandm3 27074 noetasuplem4 27931 dfprlng2 29228 rmoxfrd 32886 opeldifid 32991 2ndpreima 33100 f1od2 33110 ordtconnlem1 34354 bnj1253 35446 usgrgt2cycl 35643 satfdm 35874 wl-dral1d 38219 wl-sb8eft 38239 wl-sb8et 38241 wl-equsb3 38244 wl-sb8eut 38266 wl-sb8eutv 38267 wl-issetft 38270 poimirlem2 38306 poimirlem16 38320 poimirlem18 38322 poimirlem21 38325 poimirlem22 38326 eqbrrdv2 39670 islpln5 40342 islvol5 40386 ntrneicls11 44849 radcnvrat 45057 trsbc 45282 iindif2f 45911 ichnreuop 48254 ichreuopeq 48255 pm5.32dav 49605 exp12bd 49607 reuxfr1dd 49618 aacllem 50654 |
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