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Mirrors > Home > MPE Home > Th. List > eleesub | Structured version Visualization version GIF version |
Description: Membership of a subtraction mapping in a Euclidean space. (Contributed by Scott Fenton, 17-Jul-2013.) |
Ref | Expression |
---|---|
eleesub.1 | ⊢ 𝐶 = (𝑖 ∈ (1...𝑁) ↦ ((𝐴‘𝑖) − (𝐵‘𝑖))) |
Ref | Expression |
---|---|
eleesub | ⊢ ((𝐴 ∈ (𝔼‘𝑁) ∧ 𝐵 ∈ (𝔼‘𝑁)) → 𝐶 ∈ (𝔼‘𝑁)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | eleesub.1 | . 2 ⊢ 𝐶 = (𝑖 ∈ (1...𝑁) ↦ ((𝐴‘𝑖) − (𝐵‘𝑖))) | |
2 | fveere 27212 | . . . . . 6 ⊢ ((𝐴 ∈ (𝔼‘𝑁) ∧ 𝑖 ∈ (1...𝑁)) → (𝐴‘𝑖) ∈ ℝ) | |
3 | fveere 27212 | . . . . . 6 ⊢ ((𝐵 ∈ (𝔼‘𝑁) ∧ 𝑖 ∈ (1...𝑁)) → (𝐵‘𝑖) ∈ ℝ) | |
4 | resubcl 11231 | . . . . . 6 ⊢ (((𝐴‘𝑖) ∈ ℝ ∧ (𝐵‘𝑖) ∈ ℝ) → ((𝐴‘𝑖) − (𝐵‘𝑖)) ∈ ℝ) | |
5 | 2, 3, 4 | syl2an 595 | . . . . 5 ⊢ (((𝐴 ∈ (𝔼‘𝑁) ∧ 𝑖 ∈ (1...𝑁)) ∧ (𝐵 ∈ (𝔼‘𝑁) ∧ 𝑖 ∈ (1...𝑁))) → ((𝐴‘𝑖) − (𝐵‘𝑖)) ∈ ℝ) |
6 | 5 | anandirs 675 | . . . 4 ⊢ (((𝐴 ∈ (𝔼‘𝑁) ∧ 𝐵 ∈ (𝔼‘𝑁)) ∧ 𝑖 ∈ (1...𝑁)) → ((𝐴‘𝑖) − (𝐵‘𝑖)) ∈ ℝ) |
7 | 6 | ralrimiva 3106 | . . 3 ⊢ ((𝐴 ∈ (𝔼‘𝑁) ∧ 𝐵 ∈ (𝔼‘𝑁)) → ∀𝑖 ∈ (1...𝑁)((𝐴‘𝑖) − (𝐵‘𝑖)) ∈ ℝ) |
8 | eleenn 27207 | . . . . 5 ⊢ (𝐴 ∈ (𝔼‘𝑁) → 𝑁 ∈ ℕ) | |
9 | mptelee 27206 | . . . . 5 ⊢ (𝑁 ∈ ℕ → ((𝑖 ∈ (1...𝑁) ↦ ((𝐴‘𝑖) − (𝐵‘𝑖))) ∈ (𝔼‘𝑁) ↔ ∀𝑖 ∈ (1...𝑁)((𝐴‘𝑖) − (𝐵‘𝑖)) ∈ ℝ)) | |
10 | 8, 9 | syl 17 | . . . 4 ⊢ (𝐴 ∈ (𝔼‘𝑁) → ((𝑖 ∈ (1...𝑁) ↦ ((𝐴‘𝑖) − (𝐵‘𝑖))) ∈ (𝔼‘𝑁) ↔ ∀𝑖 ∈ (1...𝑁)((𝐴‘𝑖) − (𝐵‘𝑖)) ∈ ℝ)) |
11 | 10 | adantr 480 | . . 3 ⊢ ((𝐴 ∈ (𝔼‘𝑁) ∧ 𝐵 ∈ (𝔼‘𝑁)) → ((𝑖 ∈ (1...𝑁) ↦ ((𝐴‘𝑖) − (𝐵‘𝑖))) ∈ (𝔼‘𝑁) ↔ ∀𝑖 ∈ (1...𝑁)((𝐴‘𝑖) − (𝐵‘𝑖)) ∈ ℝ)) |
12 | 7, 11 | mpbird 256 | . 2 ⊢ ((𝐴 ∈ (𝔼‘𝑁) ∧ 𝐵 ∈ (𝔼‘𝑁)) → (𝑖 ∈ (1...𝑁) ↦ ((𝐴‘𝑖) − (𝐵‘𝑖))) ∈ (𝔼‘𝑁)) |
13 | 1, 12 | eqeltrid 2841 | 1 ⊢ ((𝐴 ∈ (𝔼‘𝑁) ∧ 𝐵 ∈ (𝔼‘𝑁)) → 𝐶 ∈ (𝔼‘𝑁)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 205 ∧ wa 395 = wceq 1539 ∈ wcel 2107 ∀wral 3062 ↦ cmpt 5158 ‘cfv 6423 (class class class)co 7260 ℝcr 10817 1c1 10819 − cmin 11151 ℕcn 11919 ...cfz 13184 𝔼cee 27199 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1799 ax-4 1813 ax-5 1914 ax-6 1972 ax-7 2012 ax-8 2109 ax-9 2117 ax-10 2138 ax-11 2155 ax-12 2172 ax-ext 2708 ax-sep 5223 ax-nul 5230 ax-pow 5288 ax-pr 5352 ax-un 7571 ax-cnex 10874 ax-resscn 10875 ax-1cn 10876 ax-icn 10877 ax-addcl 10878 ax-addrcl 10879 ax-mulcl 10880 ax-mulrcl 10881 ax-mulcom 10882 ax-addass 10883 ax-mulass 10884 ax-distr 10885 ax-i2m1 10886 ax-1ne0 10887 ax-1rid 10888 ax-rnegex 10889 ax-rrecex 10890 ax-cnre 10891 ax-pre-lttri 10892 ax-pre-lttrn 10893 ax-pre-ltadd 10894 |
This theorem depends on definitions: df-bi 206 df-an 396 df-or 844 df-3or 1086 df-3an 1087 df-tru 1542 df-fal 1552 df-ex 1784 df-nf 1788 df-sb 2069 df-mo 2539 df-eu 2568 df-clab 2715 df-cleq 2729 df-clel 2815 df-nfc 2887 df-ne 2942 df-nel 3048 df-ral 3067 df-rex 3068 df-reu 3069 df-rab 3071 df-v 3429 df-sbc 3717 df-csb 3834 df-dif 3891 df-un 3893 df-in 3895 df-ss 3905 df-nul 4259 df-if 4462 df-pw 4537 df-sn 4564 df-pr 4566 df-op 4570 df-uni 4842 df-br 5076 df-opab 5138 df-mpt 5159 df-id 5485 df-po 5499 df-so 5500 df-xp 5591 df-rel 5592 df-cnv 5593 df-co 5594 df-dm 5595 df-rn 5596 df-res 5597 df-ima 5598 df-iota 6381 df-fun 6425 df-fn 6426 df-f 6427 df-f1 6428 df-fo 6429 df-f1o 6430 df-fv 6431 df-riota 7217 df-ov 7263 df-oprab 7264 df-mpo 7265 df-er 8461 df-map 8580 df-en 8697 df-dom 8698 df-sdom 8699 df-pnf 10958 df-mnf 10959 df-ltxr 10961 df-sub 11153 df-neg 11154 df-ee 27202 |
This theorem is referenced by: (None) |
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