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| Mirrors > Home > ILE Home > Th. List > tposf1o2 | GIF version | ||
| Description: Condition of a bijective transposition. (Contributed by NM, 10-Sep-2015.) |
| Ref | Expression |
|---|---|
| tposf1o2 | ⊢ (Rel 𝐴 → (𝐹:𝐴–1-1-onto→𝐵 → tpos 𝐹:◡𝐴–1-1-onto→𝐵)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | tposf12 6534 | . . 3 ⊢ (Rel 𝐴 → (𝐹:𝐴–1-1→𝐵 → tpos 𝐹:◡𝐴–1-1→𝐵)) | |
| 2 | tposfo2 6532 | . . 3 ⊢ (Rel 𝐴 → (𝐹:𝐴–onto→𝐵 → tpos 𝐹:◡𝐴–onto→𝐵)) | |
| 3 | 1, 2 | anim12d 335 | . 2 ⊢ (Rel 𝐴 → ((𝐹:𝐴–1-1→𝐵 ∧ 𝐹:𝐴–onto→𝐵) → (tpos 𝐹:◡𝐴–1-1→𝐵 ∧ tpos 𝐹:◡𝐴–onto→𝐵))) |
| 4 | df-f1o 5382 | . 2 ⊢ (𝐹:𝐴–1-1-onto→𝐵 ↔ (𝐹:𝐴–1-1→𝐵 ∧ 𝐹:𝐴–onto→𝐵)) | |
| 5 | df-f1o 5382 | . 2 ⊢ (tpos 𝐹:◡𝐴–1-1-onto→𝐵 ↔ (tpos 𝐹:◡𝐴–1-1→𝐵 ∧ tpos 𝐹:◡𝐴–onto→𝐵)) | |
| 6 | 3, 4, 5 | 3imtr4g 205 | 1 ⊢ (Rel 𝐴 → (𝐹:𝐴–1-1-onto→𝐵 → tpos 𝐹:◡𝐴–1-1-onto→𝐵)) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∧ wa 104 ◡ccnv 4771 Rel wrel 4777 –1-1→wf1 5372 –onto→wfo 5373 –1-1-onto→wf1o 5374 tpos ctpos 6509 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 623 ax-in2 624 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-14 2212 ax-ext 2220 ax-sep 4247 ax-nul 4257 ax-pow 4309 ax-pr 4344 ax-un 4576 |
| This theorem depends on definitions: df-bi 117 df-3an 1011 df-tru 1405 df-fal 1408 df-nf 1514 df-sb 1816 df-eu 2089 df-mo 2090 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-ne 2421 df-ral 2533 df-rex 2534 df-rab 2537 df-v 2823 df-sbc 3052 df-dif 3222 df-un 3224 df-in 3226 df-ss 3233 df-nul 3521 df-pw 3690 df-sn 3714 df-pr 3715 df-op 3717 df-uni 3934 df-br 4129 df-opab 4191 df-mpt 4192 df-id 4436 df-xp 4778 df-rel 4779 df-cnv 4780 df-co 4781 df-dm 4782 df-rn 4783 df-res 4784 df-ima 4785 df-iota 5335 df-fun 5377 df-fn 5378 df-f 5379 df-f1 5380 df-fo 5381 df-f1o 5382 df-fv 5383 df-1st 6368 df-2nd 6369 df-tpos 6510 |
| This theorem is referenced by: (None) |
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