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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 (0...𝑛)) ∣ Σ𝑘 ∈ (0...𝑛)(𝑡‘𝑘) = 1}) |
| Ref | Expression |
|---|---|
| k0004ss1 | ⊢ (𝑁 ∈ ℕ0 → (𝐴‘𝑁) ⊆ (ℝ ↑m (0...𝑁))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | k0004.a | . . . 4 ⊢ 𝐴 = (𝑛 ∈ ℕ0 ↦ {𝑡 ∈ ((0[,]1) ↑m (0...𝑛)) ∣ Σ𝑘 ∈ (0...𝑛)(𝑡‘𝑘) = 1}) | |
| 2 | 1 | k0004val 45340 | . . 3 ⊢ (𝑁 ∈ ℕ0 → (𝐴‘𝑁) = {𝑡 ∈ ((0[,]1) ↑m (0...𝑁)) ∣ Σ𝑘 ∈ (0...𝑁)(𝑡‘𝑘) = 1}) |
| 3 | simp2 1155 | . . . 4 ⊢ ((𝑁 ∈ ℕ0 ∧ 𝑡 ∈ ((0[,]1) ↑m (0...𝑁)) ∧ Σ𝑘 ∈ (0...𝑁)(𝑡‘𝑘) = 1) → 𝑡 ∈ ((0[,]1) ↑m (0...𝑁))) | |
| 4 | 3 | rabssdv 4002 | . . 3 ⊢ (𝑁 ∈ ℕ0 → {𝑡 ∈ ((0[,]1) ↑m (0...𝑁)) ∣ Σ𝑘 ∈ (0...𝑁)(𝑡‘𝑘) = 1} ⊆ ((0[,]1) ↑m (0...𝑁))) |
| 5 | 2, 4 | eqsstrd 3947 | . 2 ⊢ (𝑁 ∈ ℕ0 → (𝐴‘𝑁) ⊆ ((0[,]1) ↑m (0...𝑁))) |
| 6 | reex 11315 | . . 3 ⊢ ℝ ∈ V | |
| 7 | unitssre 13654 | . . 3 ⊢ (0[,]1) ⊆ ℝ | |
| 8 | mapss 8942 | . . 3 ⊢ ((ℝ ∈ V ∧ (0[,]1) ⊆ ℝ) → ((0[,]1) ↑m (0...𝑁)) ⊆ (ℝ ↑m (0...𝑁))) | |
| 9 | 6, 7, 8 | mp2an 705 | . 2 ⊢ ((0[,]1) ↑m (0...𝑁)) ⊆ (ℝ ↑m (0...𝑁)) |
| 10 | 5, 9 | sstrdi 3925 | 1 ⊢ (𝑁 ∈ ℕ0 → (𝐴‘𝑁) ⊆ (ℝ ↑m (0...𝑁))) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1570 ∈ wcel 2147 {crab 3416 Vcvv 3454 ⊆ wss 3900 ↦ cmpt 5189 ‘cfv 6555 (class class class)co 7440 ↑m cmap 8872 ℝcr 11223 0cc0 11224 1c1 11225 ℕ0cn0 12630 [,]cicc 13503 ...cfz 13663 Σcsu 15879 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1945 ax-6 2002 ax-7 2043 ax-8 2149 ax-9 2157 ax-10 2180 ax-11 2197 ax-12 2216 ax-ext 2735 ax-sep 5252 ax-nul 5263 ax-pow 5331 ax-pr 5395 ax-un 7772 ax-cnex 11280 ax-resscn 11281 ax-1cn 11282 ax-icn 11283 ax-addcl 11284 ax-addrcl 11285 ax-mulcl 11286 ax-mulrcl 11287 ax-i2m1 11292 ax-1ne0 11293 ax-rnegex 11295 ax-rrecex 11296 ax-cnre 11297 ax-pre-lttri 11298 ax-pre-lttrn 11299 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2102 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2839 df-nfc 2913 df-ne 2960 df-nel 3066 df-ral 3081 df-rex 3091 df-rab 3417 df-v 3456 df-sbc 3743 df-csb 3852 df-ss 3901 df-dif 4050 df-in 4094 df-un 4154 df-nul 4282 df-if 4486 df-pw 4562 df-sn 4589 df-pr 4591 df-op 4839 df-uni 4871 df-iun 4956 df-br 5107 df-opab 5171 df-mpt 5190 df-id 5550 df-po 5563 df-so 5564 df-xp 5661 df-rel 5662 df-cnv 5663 df-co 5664 df-dm 5665 df-rn 5666 df-res 5667 df-ima 5668 df-pred 6319 df-iota 6509 df-fun 6557 df-fn 6558 df-f 6559 df-f1 6560 df-fo 6561 df-f1o 6562 df-fv 6563 df-ov 7443 df-oprab 7444 df-mpo 7445 df-1st 8022 df-2nd 8023 df-frecs 8324 df-wrecs 8355 df-recs 8404 df-rdg 8443 df-er 8742 df-map 8874 df-en 8999 df-dom 9000 df-sdom 9001 df-pnf 11369 df-mnf 11370 df-xr 11371 df-ltxr 11372 df-le 11373 df-icc 13507 df-seq 14169 df-sum 15880 |
| This theorem is used by: k0004ss2 45342 k0004ss3 45343 |
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