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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⟶1-1onto𝐴 ↔ 𝐹:𝐶⟶1-1onto𝐵)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | f1oeq3d.1 | . 2 ⊢ (𝜑 → 𝐴 = 𝐵) | |
| 2 | f1oeq3 6844 | . 2 ⊢ (𝐴 = 𝐵 → (𝐹:𝐶⟶1-1onto𝐴 ↔ 𝐹:𝐶⟶1-1onto𝐵)) | |
| 3 | 1, 2 | syl 18 | 1 ⊢ (𝜑 → (𝐹:𝐶⟶1-1onto𝐴 ↔ 𝐹:𝐶⟶1-1onto𝐵)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ↔ wb 209 = wceq 1570 ⟶1-1ontowf1o 6565 |
| 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 1945 ax-6 2002 ax-7 2043 ax-9 2157 ax-ext 2735 |
| This proof depends on definitions: df-bi 210 df-an 402 df-ex 1813 df-cleq 2755 df-ss 3901 df-f 6570 df-f1 6571 df-fo 6572 df-f1o 6573 |
| This theorem is used by: resdif 6876 f1osng 6898 f1oresrab 7160 fveqf1o 7341 isoini2 7378 oacomf1o 8611 mapsnf1o 9005 domss2 9193 dif1enlem 9213 infn0 9332 wemapwe 9735 oef1o 9736 cnfcomlem 9737 cnfcom3 9742 cnfcom3clem 9743 infxpenc 10136 infxpenc2lem1 10137 infxpenc2 10140 ackbij2lem2 10356 hsmexlem1 10543 fsumss 15935 fsumcnv 15983 fprodss 16159 fprodcnv 16194 pwssnf1o 17720 catcisolem 18335 equivestrcsetc 18376 yoniso 18509 gsumpropd 18917 gsumpropd2lem 18918 xpsmnd 19021 xpsgrp 19319 ghmqusker 19552 gsumval3lem1 20170 gsumval3lem2 20171 gsumcom2 20240 xpsrngd 20452 xpsringd 20613 rngqiprngim 21651 coe1mul2lem2 22642 scmatrngiso 22906 m2cpmrngiso 23131 cncfcnvcn 25301 isismt 29054 usgrf1oedg 29845 wlkiswwlks2lem5 30519 clwwlkvbij 30761 eupthres 30873 eupthp1 30874 f1oeq3dd 33321 cycpmconjvlem 33801 tocyccntz 33804 idomsubr 33975 dimkerim 34370 prodeq12sdv 37222 cbvsumdavw2 37299 cbvproddavw2 37300 poimirlem4 38810 poimirlem9 38815 rngoisoval 39177 frlmsnic 43870 sge0f1o 47665 nnfoctbdj 47739 3f1oss1 48418 f1oresf1o 48633 grimidvtxedg 49256 ushggricedg 49298 uhgrimisgrgric 49302 isubgr3stgrlem3 49339 uptrlem1 50657 uptrar 50663 uptr2 50668 oduoppcciso 51035 |
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