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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 6807 | . 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 6532 |
| 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 2155 ax-ext 2732 |
| This proof depends on definitions: df-bi 210 df-an 402 df-ex 1813 df-cleq 2752 df-ss 3916 df-f 6537 df-f1 6538 df-fo 6539 df-f1o 6540 |
| This theorem is used by: resdif 6839 f1osng 6860 f1oresrab 7121 fveqf1o 7303 isoini2 7340 oacomf1o 8552 mapsnf1o 8946 domss2 9134 dif1enlem 9154 infn0 9272 wemapwe 9676 oef1o 9677 cnfcomlem 9678 cnfcom3 9683 cnfcom3clem 9684 infxpenc 10021 infxpenc2lem1 10022 infxpenc2 10025 ackbij2lem2 10241 hsmexlem1 10428 fsumss 15811 fsumcnv 15859 fprodss 16035 fprodcnv 16070 pwssnf1o 17584 catcisolem 18199 equivestrcsetc 18240 yoniso 18373 gsumpropd 18780 gsumpropd2lem 18781 xpsmnd 18884 xpsgrp 19182 ghmqusker 19414 gsumval3lem1 20032 gsumval3lem2 20033 gsumcom2 20102 xpsrngd 20314 xpsringd 20473 rngqiprngim 21507 coe1mul2lem2 22494 scmatrngiso 22758 m2cpmrngiso 22983 cncfcnvcn 25153 isismt 28876 usgrf1oedg 29667 wlkiswwlks2lem5 30341 clwwlkvbij 30583 eupthres 30695 eupthp1 30696 f1oeq3dd 33102 cycpmconjvlem 33581 tocyccntz 33584 idomsubr 33750 dimkerim 34137 prodeq12sdv 36838 cbvsumdavw2 36915 cbvproddavw2 36916 poimirlem4 38373 poimirlem9 38378 rngoisoval 38727 frlmsnic 43422 sge0f1o 47210 nnfoctbdj 47284 3f1oss1 47963 f1oresf1o 48178 grimidvtxedg 48801 ushggricedg 48843 uhgrimisgrgric 48847 isubgr3stgrlem3 48884 uptrlem1 50136 uptrar 50142 uptr2 50147 oduoppcciso 50492 |
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