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| Mirrors > Home > MPE Home > Th. List > Mathboxes > elfunsg | Structured version Visualization version GIF version | ||
| Description: Closed form of elfuns 36804. (Contributed by Scott Fenton, 2-May-2014.) |
| Ref | Expression |
|---|---|
| elfunsg | ⊢ (𝐹 ∈ 𝑉 → (𝐹 ∈ Funs ↔ Fun 𝐹)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eleq1 2851 | . 2 ⊢ (𝑓 = 𝐹 → (𝑓 ∈ Funs ↔ 𝐹 ∈ Funs )) | |
| 2 | funeq 6567 | . 2 ⊢ (𝑓 = 𝐹 → (Fun 𝑓 ↔ Fun 𝐹)) | |
| 3 | vex 3457 | . . 3 ⊢ 𝑓 ∈ V | |
| 4 | 3 | elfuns 36804 | . 2 ⊢ (𝑓 ∈ Funs ↔ Fun 𝑓) |
| 5 | 1, 2, 4 | vtoclbg 3522 | 1 ⊢ (𝐹 ∈ 𝑉 → (𝐹 ∈ Funs ↔ Fun 𝐹)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ↔ wb 209 ∈ wcel 2146 Fun wfun 6540 Funs cfuns 36726 |
| 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 1944 ax-6 2001 ax-7 2042 ax-8 2148 ax-9 2156 ax-10 2179 ax-11 2196 ax-12 2215 ax-ext 2735 ax-sep 5251 ax-nul 5262 ax-pr 5394 ax-un 7758 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-nf 1816 df-sb 2101 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2838 df-nfc 2912 df-ne 2959 df-ral 3080 df-rex 3090 df-rab 3416 df-v 3455 df-ss 3900 df-dif 4049 df-in 4093 df-un 4153 df-nul 4281 df-if 4485 df-pw 4561 df-sn 4588 df-pr 4590 df-op 4838 df-uni 4870 df-br 5106 df-opab 5170 df-mpt 5189 df-id 5549 df-eprel 5554 df-xp 5660 df-rel 5661 df-cnv 5662 df-co 5663 df-dm 5664 df-rn 5665 df-res 5666 df-iota 6500 df-fun 6548 df-fn 6549 df-f 6550 df-fo 6552 df-fv 6554 df-1st 8008 df-2nd 8009 df-txp 36743 df-fix 36748 df-funs 36750 |
| This theorem is used by: (None) |
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