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| Mirrors > Home > MPE Home > Th. List > f1oeq3d | Structured version Visualization version GIF version | ||
| Description: Equality deduction for one-to-one onto functions. (Contributed by Glauco Siliprandi, 17-Aug-2020.) |
| Ref | Expression |
|---|---|
| f1oeq3d.1 | ⊢ (𝜑 → 𝐴 = 𝐵) |
| Ref | Expression |
|---|---|
| f1oeq3d | ⊢ (𝜑 → (𝐹:𝐶–1-1-onto→𝐴 ↔ 𝐹:𝐶–1-1-onto→𝐵)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | f1oeq3d.1 | . 2 ⊢ (𝜑 → 𝐴 = 𝐵) | |
| 2 | f1oeq3 6814 | . 2 ⊢ (𝐴 = 𝐵 → (𝐹:𝐶–1-1-onto→𝐴 ↔ 𝐹:𝐶–1-1-onto→𝐵)) | |
| 3 | 1, 2 | syl 18 | 1 ⊢ (𝜑 → (𝐹:𝐶–1-1-onto→𝐴 ↔ 𝐹:𝐶–1-1-onto→𝐵)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ↔ wb 209 = wceq 1570 –1-1-onto→wf1o 6539 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-9 2156 ax-ext 2737 |
| This proof depends on definitions: df-bi 210 df-an 402 df-ex 1813 df-cleq 2757 df-ss 3923 df-f 6544 df-f1 6545 df-fo 6546 df-f1o 6547 |
| This theorem is used by: resdif 6846 f1osng 6867 f1oresrab 7127 fveqf1o 7309 isoini2 7346 oacomf1o 8556 mapsnf1o 8943 domss2 9131 dif1enlem 9151 infn0 9269 wemapwe 9673 oef1o 9674 cnfcomlem 9675 cnfcom3 9680 cnfcom3clem 9681 infxpenc 10018 infxpenc2lem1 10019 infxpenc2 10022 ackbij2lem2 10238 hsmexlem1 10425 fsumss 15799 fsumcnv 15847 fprodss 16025 fprodcnv 16060 pwssnf1o 17574 catcisolem 18189 equivestrcsetc 18230 yoniso 18363 gsumpropd 18768 gsumpropd2lem 18769 xpsmnd 18872 xpsgrp 19169 ghmqusker 19401 gsumval3lem1 20019 gsumval3lem2 20020 gsumcom2 20089 xpsrngd 20301 xpsringd 20460 rngqiprngim 21494 coe1mul2lem2 22479 scmatrngiso 22743 m2cpmrngiso 22965 cncfcnvcn 25135 isismt 28854 usgrf1oedg 29615 wlkiswwlks2lem5 30289 clwwlkvbij 30531 eupthres 30637 eupthp1 30638 f1oeq3dd 33045 cycpmconjvlem 33525 tocyccntz 33528 idomsubr 33694 dimkerim 34081 prodeq12sdv 36787 cbvsumdavw2 36864 cbvproddavw2 36865 poimirlem4 38332 poimirlem9 38337 rngoisoval 38686 frlmsnic 43366 sge0f1o 47154 nnfoctbdj 47228 3f1oss1 47870 f1oresf1o 48085 grimidvtxedg 48708 ushggricedg 48750 uhgrimisgrgric 48754 isubgr3stgrlem3 48791 uptrlem1 50045 uptrar 50051 uptr2 50056 oduoppcciso 50401 |
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