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| Mirrors > Home > MPE Home > Th. List > Mathboxes > k0004ss1 | Structured version Visualization version GIF version | ||
| Description: The topological simplex of dimension 𝑁 is a subset of the real vectors of dimension (𝑁 + 1). (Contributed by RP, 29-Mar-2021.) |
| Ref | Expression |
|---|---|
| k0004.a | ⊢ 𝐴 = (𝑛 ∈ ℕ0 ↦ {𝑡 ∈ ((0[,]1) ↑m (1...(𝑛 + 1))) ∣ Σ𝑘 ∈ (1...(𝑛 + 1))(𝑡‘𝑘) = 1}) |
| Ref | Expression |
|---|---|
| k0004ss1 | ⊢ (𝑁 ∈ ℕ0 → (𝐴‘𝑁) ⊆ (ℝ ↑m (1...(𝑁 + 1)))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | k0004.a | . . . 4 ⊢ 𝐴 = (𝑛 ∈ ℕ0 ↦ {𝑡 ∈ ((0[,]1) ↑m (1...(𝑛 + 1))) ∣ Σ𝑘 ∈ (1...(𝑛 + 1))(𝑡‘𝑘) = 1}) | |
| 2 | 1 | k0004val 45150 | . . 3 ⊢ (𝑁 ∈ ℕ0 → (𝐴‘𝑁) = {𝑡 ∈ ((0[,]1) ↑m (1...(𝑁 + 1))) ∣ Σ𝑘 ∈ (1...(𝑁 + 1))(𝑡‘𝑘) = 1}) |
| 3 | simp2 1155 | . . . 4 ⊢ ((𝑁 ∈ ℕ0 ∧ 𝑡 ∈ ((0[,]1) ↑m (1...(𝑁 + 1))) ∧ Σ𝑘 ∈ (1...(𝑁 + 1))(𝑡‘𝑘) = 1) → 𝑡 ∈ ((0[,]1) ↑m (1...(𝑁 + 1)))) | |
| 4 | 3 | rabssdv 3999 | . . 3 ⊢ (𝑁 ∈ ℕ0 → {𝑡 ∈ ((0[,]1) ↑m (1...(𝑁 + 1))) ∣ Σ𝑘 ∈ (1...(𝑁 + 1))(𝑡‘𝑘) = 1} ⊆ ((0[,]1) ↑m (1...(𝑁 + 1)))) |
| 5 | 2, 4 | eqsstrd 3942 | . 2 ⊢ (𝑁 ∈ ℕ0 → (𝐴‘𝑁) ⊆ ((0[,]1) ↑m (1...(𝑁 + 1)))) |
| 6 | reex 11291 | . . 3 ⊢ ℝ ∈ V | |
| 7 | unitssre 13630 | . . 3 ⊢ (0[,]1) ⊆ ℝ | |
| 8 | mapss 8917 | . . 3 ⊢ ((ℝ ∈ V ∧ (0[,]1) ⊆ ℝ) → ((0[,]1) ↑m (1...(𝑁 + 1))) ⊆ (ℝ ↑m (1...(𝑁 + 1)))) | |
| 9 | 6, 7, 8 | mp2an 705 | . 2 ⊢ ((0[,]1) ↑m (1...(𝑁 + 1))) ⊆ (ℝ ↑m (1...(𝑁 + 1))) |
| 10 | 5, 9 | sstrdi 3920 | 1 ⊢ (𝑁 ∈ ℕ0 → (𝐴‘𝑁) ⊆ (ℝ ↑m (1...(𝑁 + 1)))) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1569 ∈ wcel 2144 {crab 3412 Vcvv 3450 ⊆ wss 3895 ↦ cmpt 5185 ‘cfv 6538 (class class class)co 7420 ↑m cmap 8847 ℝcr 11199 0cc0 11200 1c1 11201 + caddc 11203 ℕ0cn0 12606 [,]cicc 13479 ...cfz 13639 Σcsu 15853 |
| 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 1942 ax-6 1999 ax-7 2040 ax-8 2146 ax-9 2154 ax-10 2177 ax-11 2193 ax-12 2212 ax-ext 2732 ax-sep 5248 ax-nul 5259 ax-pow 5326 ax-pr 5390 ax-un 7751 ax-cnex 11256 ax-resscn 11257 ax-1cn 11258 ax-icn 11259 ax-addcl 11260 ax-addrcl 11261 ax-mulcl 11262 ax-mulrcl 11263 ax-i2m1 11268 ax-1ne0 11269 ax-rnegex 11271 ax-rrecex 11272 ax-cnre 11273 ax-pre-lttri 11274 ax-pre-lttrn 11275 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-nf 1816 df-sb 2099 df-mo 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ne 2956 df-nel 3062 df-ral 3077 df-rex 3087 df-rab 3413 df-v 3452 df-sbc 3739 df-csb 3847 df-ss 3896 df-dif 4047 df-in 4091 df-un 4151 df-nul 4279 df-if 4482 df-pw 4558 df-sn 4584 df-pr 4586 df-op 4590 df-uni 4867 df-iun 4952 df-br 5103 df-opab 5167 df-mpt 5186 df-id 5545 df-po 5558 df-so 5559 df-xp 5656 df-rel 5657 df-cnv 5658 df-co 5659 df-dm 5660 df-rn 5661 df-res 5662 df-ima 5663 df-pred 6304 df-iota 6494 df-fun 6540 df-fn 6541 df-f 6542 df-f1 6543 df-fo 6544 df-f1o 6545 df-fv 6546 df-ov 7423 df-oprab 7424 df-mpo 7425 df-1st 8001 df-2nd 8002 df-frecs 8299 df-wrecs 8330 df-recs 8379 df-rdg 8418 df-er 8717 df-map 8849 df-en 8974 df-dom 8975 df-sdom 8976 df-pnf 11345 df-mnf 11346 df-xr 11347 df-ltxr 11348 df-le 11349 df-icc 13483 df-seq 14145 df-sum 15854 |
| This theorem is used by: k0004ss2 45152 k0004ss3 45153 |
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