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| Mirrors > Home > MPE Home > Th. List > Mathboxes > resclunitintvd | Structured version Visualization version GIF version | ||
| Description: Restrict continuous function on closed unit interval. (Contributed by metakunt, 12-May-2024.) |
| Ref | Expression |
|---|---|
| resclunitintvd.1 | ⊢ (𝜑 → (𝑥 ∈ ℂ ↦ 𝐴) ∈ (ℂ–cn→ℂ)) |
| Ref | Expression |
|---|---|
| resclunitintvd | ⊢ (𝜑 → (𝑥 ∈ (0[,]1) ↦ 𝐴) ∈ ((0[,]1)–cn→ℂ)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | unitsscn 13453 | . . 3 ⊢ (0[,]1) ⊆ ℂ | |
| 2 | resmpt 6002 | . . 3 ⊢ ((0[,]1) ⊆ ℂ → ((𝑥 ∈ ℂ ↦ 𝐴) ↾ (0[,]1)) = (𝑥 ∈ (0[,]1) ↦ 𝐴)) | |
| 3 | 1, 2 | ax-mp 5 | . 2 ⊢ ((𝑥 ∈ ℂ ↦ 𝐴) ↾ (0[,]1)) = (𝑥 ∈ (0[,]1) ↦ 𝐴) |
| 4 | resclunitintvd.1 | . . 3 ⊢ (𝜑 → (𝑥 ∈ ℂ ↦ 𝐴) ∈ (ℂ–cn→ℂ)) | |
| 5 | rescncf 24864 | . . . 4 ⊢ ((0[,]1) ⊆ ℂ → ((𝑥 ∈ ℂ ↦ 𝐴) ∈ (ℂ–cn→ℂ) → ((𝑥 ∈ ℂ ↦ 𝐴) ↾ (0[,]1)) ∈ ((0[,]1)–cn→ℂ))) | |
| 6 | 1, 5 | ax-mp 5 | . . 3 ⊢ ((𝑥 ∈ ℂ ↦ 𝐴) ∈ (ℂ–cn→ℂ) → ((𝑥 ∈ ℂ ↦ 𝐴) ↾ (0[,]1)) ∈ ((0[,]1)–cn→ℂ)) |
| 7 | 4, 6 | syl 17 | . 2 ⊢ (𝜑 → ((𝑥 ∈ ℂ ↦ 𝐴) ↾ (0[,]1)) ∈ ((0[,]1)–cn→ℂ)) |
| 8 | 3, 7 | eqeltrrid 2841 | 1 ⊢ (𝜑 → (𝑥 ∈ (0[,]1) ↦ 𝐴) ∈ ((0[,]1)–cn→ℂ)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1542 ∈ wcel 2114 ⊆ wss 3889 ↦ cmpt 5166 ↾ cres 5633 (class class class)co 7367 ℂcc 11036 0cc0 11038 1c1 11039 [,]cicc 13301 –cn→ccncf 24843 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2708 ax-sep 5231 ax-nul 5241 ax-pow 5307 ax-pr 5375 ax-un 7689 ax-cnex 11094 ax-resscn 11095 ax-1cn 11096 ax-icn 11097 ax-addcl 11098 ax-addrcl 11099 ax-mulcl 11100 ax-mulrcl 11101 ax-i2m1 11106 ax-1ne0 11107 ax-rnegex 11109 ax-rrecex 11110 ax-cnre 11111 ax-pre-lttri 11112 ax-pre-lttrn 11113 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2539 df-eu 2569 df-clab 2715 df-cleq 2728 df-clel 2811 df-nfc 2885 df-ne 2933 df-nel 3037 df-ral 3052 df-rex 3062 df-rab 3390 df-v 3431 df-sbc 3729 df-csb 3838 df-dif 3892 df-un 3894 df-in 3896 df-ss 3906 df-nul 4274 df-if 4467 df-pw 4543 df-sn 4568 df-pr 4570 df-op 4574 df-uni 4851 df-br 5086 df-opab 5148 df-mpt 5167 df-id 5526 df-po 5539 df-so 5540 df-xp 5637 df-rel 5638 df-cnv 5639 df-co 5640 df-dm 5641 df-rn 5642 df-res 5643 df-ima 5644 df-iota 6454 df-fun 6500 df-fn 6501 df-f 6502 df-f1 6503 df-fo 6504 df-f1o 6505 df-fv 6506 df-ov 7370 df-oprab 7371 df-mpo 7372 df-er 8643 df-map 8775 df-en 8894 df-dom 8895 df-sdom 8896 df-pnf 11181 df-mnf 11182 df-xr 11183 df-ltxr 11184 df-le 11185 df-icc 13305 df-cncf 24845 |
| This theorem is referenced by: lcmineqlem10 42477 lcmineqlem12 42479 |
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