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Mirrors > Home > MPE Home > Th. List > rrxf | Structured version Visualization version GIF version |
Description: Euclidean vectors as functions. (Contributed by Thierry Arnoux, 7-Jul-2019.) |
Ref | Expression |
---|---|
rrxmval.1 | ⊢ 𝑋 = {ℎ ∈ (ℝ ↑m 𝐼) ∣ ℎ finSupp 0} |
rrxf.1 | ⊢ (𝜑 → 𝐹 ∈ 𝑋) |
Ref | Expression |
---|---|
rrxf | ⊢ (𝜑 → 𝐹:𝐼⟶ℝ) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | rrxmval.1 | . . . 4 ⊢ 𝑋 = {ℎ ∈ (ℝ ↑m 𝐼) ∣ ℎ finSupp 0} | |
2 | 1 | ssrab3 4092 | . . 3 ⊢ 𝑋 ⊆ (ℝ ↑m 𝐼) |
3 | rrxf.1 | . . 3 ⊢ (𝜑 → 𝐹 ∈ 𝑋) | |
4 | 2, 3 | sselid 3993 | . 2 ⊢ (𝜑 → 𝐹 ∈ (ℝ ↑m 𝐼)) |
5 | elmapi 8888 | . 2 ⊢ (𝐹 ∈ (ℝ ↑m 𝐼) → 𝐹:𝐼⟶ℝ) | |
6 | 4, 5 | syl 17 | 1 ⊢ (𝜑 → 𝐹:𝐼⟶ℝ) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 = wceq 1537 ∈ wcel 2106 {crab 3433 class class class wbr 5148 ⟶wf 6559 (class class class)co 7431 ↑m cmap 8865 finSupp cfsupp 9399 ℝcr 11152 0cc0 11153 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1792 ax-4 1806 ax-5 1908 ax-6 1965 ax-7 2005 ax-8 2108 ax-9 2116 ax-10 2139 ax-11 2155 ax-12 2175 ax-ext 2706 ax-sep 5302 ax-nul 5312 ax-pow 5371 ax-pr 5438 ax-un 7754 |
This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3an 1088 df-tru 1540 df-fal 1550 df-ex 1777 df-nf 1781 df-sb 2063 df-mo 2538 df-eu 2567 df-clab 2713 df-cleq 2727 df-clel 2814 df-nfc 2890 df-ral 3060 df-rex 3069 df-rab 3434 df-v 3480 df-sbc 3792 df-csb 3909 df-dif 3966 df-un 3968 df-in 3970 df-ss 3980 df-nul 4340 df-if 4532 df-pw 4607 df-sn 4632 df-pr 4634 df-op 4638 df-uni 4913 df-iun 4998 df-br 5149 df-opab 5211 df-mpt 5232 df-id 5583 df-xp 5695 df-rel 5696 df-cnv 5697 df-co 5698 df-dm 5699 df-rn 5700 df-res 5701 df-ima 5702 df-iota 6516 df-fun 6565 df-fn 6566 df-f 6567 df-fv 6571 df-ov 7434 df-oprab 7435 df-mpo 7436 df-1st 8013 df-2nd 8014 df-map 8867 |
This theorem is referenced by: rrxsuppss 25451 rrxmval 25453 rrxmetlem 25455 rrxmet 25456 rrxdstprj1 25457 |
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