| Mathbox for Alexander van der Vekens |
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| Mirrors > Home > MPE Home > Th. List > Mathboxes > iccpartimp | Structured version Visualization version GIF version | ||
| Description: Implications for a class being a partition. (Contributed by AV, 11-Jul-2020.) |
| Ref | Expression |
|---|---|
| iccpartimp | ⊢ ((𝑀 ∈ ℕ ∧ 𝑃 ∈ (RePart‘𝑀) ∧ 𝐼 ∈ (0..^𝑀)) → (𝑃 ∈ (ℝ* ↑m (0...𝑀)) ∧ (𝑃‘𝐼) < (𝑃‘(𝐼 + 1)))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | iccpart 48771 | . . 3 ⊢ (𝑀 ∈ ℕ → (𝑃 ∈ (RePart‘𝑀) ↔ (𝑃 ∈ (ℝ* ↑m (0...𝑀)) ∧ ∀𝑖 ∈ (0..^𝑀)(𝑃‘𝑖) < (𝑃‘(𝑖 + 1))))) | |
| 2 | fveq2 6916 | . . . . . . 7 ⊢ (𝑖 = 𝐼 → (𝑃‘𝑖) = (𝑃‘𝐼)) | |
| 3 | fvoveq1 7474 | . . . . . . 7 ⊢ (𝑖 = 𝐼 → (𝑃‘(𝑖 + 1)) = (𝑃‘(𝐼 + 1))) | |
| 4 | 2, 3 | breq12d 5121 | . . . . . 6 ⊢ (𝑖 = 𝐼 → ((𝑃‘𝑖) < (𝑃‘(𝑖 + 1)) ↔ (𝑃‘𝐼) < (𝑃‘(𝐼 + 1)))) |
| 5 | 4 | rspccv 3577 | . . . . 5 ⊢ (∀𝑖 ∈ (0..^𝑀)(𝑃‘𝑖) < (𝑃‘(𝑖 + 1)) → (𝐼 ∈ (0..^𝑀) → (𝑃‘𝐼) < (𝑃‘(𝐼 + 1)))) |
| 6 | 5 | adantl 487 | . . . 4 ⊢ ((𝑃 ∈ (ℝ* ↑m (0...𝑀)) ∧ ∀𝑖 ∈ (0..^𝑀)(𝑃‘𝑖) < (𝑃‘(𝑖 + 1))) → (𝐼 ∈ (0..^𝑀) → (𝑃‘𝐼) < (𝑃‘(𝐼 + 1)))) |
| 7 | simpl 488 | . . . 4 ⊢ ((𝑃 ∈ (ℝ* ↑m (0...𝑀)) ∧ ∀𝑖 ∈ (0..^𝑀)(𝑃‘𝑖) < (𝑃‘(𝑖 + 1))) → 𝑃 ∈ (ℝ* ↑m (0...𝑀))) | |
| 8 | 6, 7 | jctild 535 | . . 3 ⊢ ((𝑃 ∈ (ℝ* ↑m (0...𝑀)) ∧ ∀𝑖 ∈ (0..^𝑀)(𝑃‘𝑖) < (𝑃‘(𝑖 + 1))) → (𝐼 ∈ (0..^𝑀) → (𝑃 ∈ (ℝ* ↑m (0...𝑀)) ∧ (𝑃‘𝐼) < (𝑃‘(𝐼 + 1))))) |
| 9 | 1, 8 | biimtrdi 256 | . 2 ⊢ (𝑀 ∈ ℕ → (𝑃 ∈ (RePart‘𝑀) → (𝐼 ∈ (0..^𝑀) → (𝑃 ∈ (ℝ* ↑m (0...𝑀)) ∧ (𝑃‘𝐼) < (𝑃‘(𝐼 + 1)))))) |
| 10 | 9 | 3imp 1128 | 1 ⊢ ((𝑀 ∈ ℕ ∧ 𝑃 ∈ (RePart‘𝑀) ∧ 𝐼 ∈ (0..^𝑀)) → (𝑃 ∈ (ℝ* ↑m (0...𝑀)) ∧ (𝑃‘𝐼) < (𝑃‘(𝐼 + 1)))) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 ∧ w3a 1103 = wceq 1570 ∈ wcel 2147 ∀wral 3080 class class class wbr 5108 ‘cfv 6566 (class class class)co 7451 ↑m cmap 8885 0cc0 11239 1c1 11240 + caddc 11242 ℝ*cxr 11381 < clt 11382 ℕcn 12375 ...cfz 13679 ..^cfzo 13828 RePartciccp 48768 |
| 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 5255 ax-nul 5266 ax-pr 5398 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 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-ral 3081 df-rex 3091 df-rab 3417 df-v 3456 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 4841 df-uni 4873 df-br 5109 df-opab 5174 df-mpt 5193 df-id 5553 df-xp 5664 df-rel 5665 df-cnv 5666 df-co 5667 df-dm 5668 df-iota 6520 df-fun 6568 df-fv 6574 df-ov 7454 df-iccp 48769 |
| This theorem is used by: iccpartgtprec 48775 iccpartipre 48776 iccpartiltu 48777 iccpartigtl 48778 iccpartlt 48779 iccpartgt 48782 |
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