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| Mirrors > Home > MPE Home > Th. List > Mathboxes > elfunsALTVfunALTV | Structured version Visualization version GIF version | ||
| Description: The element of the class of functions and the function predicate are the same when 𝐹 is a set. (Contributed by Peter Mazsa, 26-Jul-2021.) |
| Ref | Expression |
|---|---|
| elfunsALTVfunALTV | ⊢ (𝐹 ∈ 𝑉 → (𝐹 ∈ FunsALTV ↔ FunALTV 𝐹)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | cossex 38841 | . . . 4 ⊢ (𝐹 ∈ 𝑉 → ≀ 𝐹 ∈ V) | |
| 2 | elcnvrefrelsrel 38948 | . . . 4 ⊢ ( ≀ 𝐹 ∈ V → ( ≀ 𝐹 ∈ CnvRefRels ↔ CnvRefRel ≀ 𝐹)) | |
| 3 | 1, 2 | syl 17 | . . 3 ⊢ (𝐹 ∈ 𝑉 → ( ≀ 𝐹 ∈ CnvRefRels ↔ CnvRefRel ≀ 𝐹)) |
| 4 | elrelsrel 38774 | . . 3 ⊢ (𝐹 ∈ 𝑉 → (𝐹 ∈ Rels ↔ Rel 𝐹)) | |
| 5 | 3, 4 | anbi12d 633 | . 2 ⊢ (𝐹 ∈ 𝑉 → (( ≀ 𝐹 ∈ CnvRefRels ∧ 𝐹 ∈ Rels ) ↔ ( CnvRefRel ≀ 𝐹 ∧ Rel 𝐹))) |
| 6 | elfunsALTV 39109 | . 2 ⊢ (𝐹 ∈ FunsALTV ↔ ( ≀ 𝐹 ∈ CnvRefRels ∧ 𝐹 ∈ Rels )) | |
| 7 | df-funALTV 39099 | . 2 ⊢ ( FunALTV 𝐹 ↔ ( CnvRefRel ≀ 𝐹 ∧ Rel 𝐹)) | |
| 8 | 5, 6, 7 | 3bitr4g 314 | 1 ⊢ (𝐹 ∈ 𝑉 → (𝐹 ∈ FunsALTV ↔ FunALTV 𝐹)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 206 ∧ wa 395 ∈ wcel 2114 Vcvv 3430 Rel wrel 5627 ≀ ccoss 38515 Rels crels 38517 CnvRefRels ccnvrefrels 38523 CnvRefRel wcnvrefrel 38524 FunsALTV cfunsALTV 38547 FunALTV wfunALTV 38548 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-ext 2709 ax-sep 5231 ax-pow 5300 ax-pr 5368 ax-un 7680 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-sb 2069 df-clab 2716 df-cleq 2729 df-clel 2812 df-ral 3053 df-rex 3063 df-rab 3391 df-v 3432 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-nul 4275 df-if 4468 df-pw 4544 df-sn 4569 df-pr 4571 df-op 4575 df-uni 4852 df-br 5087 df-opab 5149 df-xp 5628 df-rel 5629 df-cnv 5630 df-co 5631 df-dm 5632 df-rn 5633 df-res 5634 df-rels 38772 df-coss 38833 df-ssr 38910 df-cnvrefs 38937 df-cnvrefrels 38938 df-cnvrefrel 38939 df-funss 39097 df-funsALTV 39098 df-funALTV 39099 |
| This theorem is referenced by: (None) |
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