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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 45094 | . . 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 4021 | . . 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 3964 | . 2 ⊢ (𝑁 ∈ ℕ0 → (𝐴‘𝑁) ⊆ ((0[,]1) ↑m (1...(𝑁 + 1)))) |
| 6 | reex 11262 | . . 3 ⊢ ℝ ∈ V | |
| 7 | unitssre 13599 | . . 3 ⊢ (0[,]1) ⊆ ℝ | |
| 8 | mapss 8895 | . . 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 3942 | 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 1570 ∈ wcel 2145 {crab 3412 Vcvv 3450 ⊆ wss 3898 ↦ cmpt 5185 ‘cfv 6527 (class class class)co 7408 ↑m cmap 8825 ℝcr 11170 0cc0 11171 1c1 11172 + caddc 11174 ℕ0cn0 12575 [,]cicc 13448 ...cfz 13608 Σcsu 15820 |
| 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 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2213 ax-ext 2732 ax-sep 5248 ax-nul 5259 ax-pow 5326 ax-pr 5390 ax-un 7734 ax-cnex 11227 ax-resscn 11228 ax-1cn 11229 ax-icn 11230 ax-addcl 11231 ax-addrcl 11232 ax-mulcl 11233 ax-mulrcl 11234 ax-i2m1 11239 ax-1ne0 11240 ax-rnegex 11242 ax-rrecex 11243 ax-cnre 11244 ax-pre-lttri 11245 ax-pre-lttrn 11246 |
| 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 2100 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-dif 3901 df-un 3903 df-in 3905 df-ss 3915 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 5542 df-po 5555 df-so 5556 df-xp 5653 df-rel 5654 df-cnv 5655 df-co 5656 df-dm 5657 df-rn 5658 df-res 5659 df-ima 5660 df-pred 6293 df-iota 6483 df-fun 6529 df-fn 6530 df-f 6531 df-f1 6532 df-fo 6533 df-f1o 6534 df-fv 6535 df-ov 7411 df-oprab 7412 df-mpo 7413 df-1st 7984 df-2nd 7985 df-frecs 8277 df-wrecs 8308 df-recs 8357 df-rdg 8396 df-er 8695 df-map 8827 df-en 8952 df-dom 8953 df-sdom 8954 df-pnf 11316 df-mnf 11317 df-xr 11318 df-ltxr 11319 df-le 11320 df-icc 13452 df-seq 14113 df-sum 15821 |
| This theorem is used by: k0004ss2 45096 k0004ss3 45097 |
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