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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 6819 | . 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 1569 –1-1-onto→wf1o 6542 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 ax-6 1999 ax-7 2040 ax-9 2154 ax-ext 2732 |
| This proof depends on definitions: df-bi 210 df-an 402 df-ex 1812 df-cleq 2752 df-ss 3897 df-f 6547 df-f1 6548 df-fo 6549 df-f1o 6550 |
| This theorem is used by: resdif 6851 f1osng 6872 f1oresrab 7133 fveqf1o 7314 isoini2 7351 oacomf1o 8580 mapsnf1o 8974 domss2 9162 dif1enlem 9182 infn0 9301 wemapwe 9705 oef1o 9706 cnfcomlem 9707 cnfcom3 9712 cnfcom3clem 9713 infxpenc 10104 infxpenc2lem1 10105 infxpenc2 10108 ackbij2lem2 10324 hsmexlem1 10511 fsumss 15900 fsumcnv 15948 fprodss 16124 fprodcnv 16159 pwssnf1o 17679 catcisolem 18294 equivestrcsetc 18335 yoniso 18468 gsumpropd 18876 gsumpropd2lem 18877 xpsmnd 18980 xpsgrp 19278 ghmqusker 19510 gsumval3lem1 20128 gsumval3lem2 20129 gsumcom2 20198 xpsrngd 20410 xpsringd 20571 rngqiprngim 21609 coe1mul2lem2 22596 scmatrngiso 22860 m2cpmrngiso 23085 cncfcnvcn 25255 isismt 29006 usgrf1oedg 29797 wlkiswwlks2lem5 30471 clwwlkvbij 30713 eupthres 30825 eupthp1 30826 f1oeq3dd 33274 cycpmconjvlem 33752 tocyccntz 33755 idomsubr 33921 dimkerim 34309 prodeq12sdv 37103 cbvsumdavw2 37180 cbvproddavw2 37181 poimirlem4 38651 poimirlem9 38656 rngoisoval 39020 frlmsnic 43713 sge0f1o 47500 nnfoctbdj 47574 3f1oss1 48253 f1oresf1o 48468 grimidvtxedg 49091 ushggricedg 49133 uhgrimisgrgric 49137 isubgr3stgrlem3 49174 uptrlem1 50434 uptrar 50440 uptr2 50445 oduoppcciso 50812 |
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