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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 4036 | . . 3 ⊢ 𝑋 ⊆ (ℝ ↑m 𝐼) |
| 3 | rrxf.1 | . . 3 ⊢ (𝜑 → 𝐹 ∈ 𝑋) | |
| 4 | 2, 3 | sselid 3933 | . 2 ⊢ (𝜑 → 𝐹 ∈ (ℝ ↑m 𝐼)) |
| 5 | elmapi 8798 | . 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 1542 ∈ wcel 2114 {crab 3401 class class class wbr 5100 ⟶wf 6496 (class class class)co 7368 ↑m cmap 8775 finSupp cfsupp 9276 ℝcr 11037 0cc0 11038 |
| 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-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 ax-sep 5243 ax-nul 5253 ax-pow 5312 ax-pr 5379 ax-un 7690 |
| 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-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-ral 3053 df-rex 3063 df-rab 3402 df-v 3444 df-sbc 3743 df-csb 3852 df-dif 3906 df-un 3908 df-in 3910 df-ss 3920 df-nul 4288 df-if 4482 df-pw 4558 df-sn 4583 df-pr 4585 df-op 4589 df-uni 4866 df-iun 4950 df-br 5101 df-opab 5163 df-mpt 5182 df-id 5527 df-xp 5638 df-rel 5639 df-cnv 5640 df-co 5641 df-dm 5642 df-rn 5643 df-res 5644 df-ima 5645 df-iota 6456 df-fun 6502 df-fn 6503 df-f 6504 df-fv 6508 df-ov 7371 df-oprab 7372 df-mpo 7373 df-1st 7943 df-2nd 7944 df-map 8777 |
| This theorem is referenced by: rrxsuppss 25371 rrxmval 25373 rrxmetlem 25375 rrxmet 25376 rrxdstprj1 25377 |
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