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Mirrors > Home > MPE Home > Th. List > cpncn | Structured version Visualization version GIF version |
Description: A 𝓑C𝑛 function is continuous. (Contributed by Mario Carneiro, 11-Feb-2015.) |
Ref | Expression |
---|---|
cpncn | ⊢ ((𝑆 ∈ {ℝ, ℂ} ∧ 𝐹 ∈ ((𝓑C𝑛‘𝑆)‘𝑁)) → 𝐹 ∈ (dom 𝐹–cn→ℂ)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | recnprss 24801 | . . . 4 ⊢ (𝑆 ∈ {ℝ, ℂ} → 𝑆 ⊆ ℂ) | |
2 | 1 | adantr 484 | . . 3 ⊢ ((𝑆 ∈ {ℝ, ℂ} ∧ 𝐹 ∈ ((𝓑C𝑛‘𝑆)‘𝑁)) → 𝑆 ⊆ ℂ) |
3 | simpl 486 | . . . . . . 7 ⊢ ((𝑆 ∈ {ℝ, ℂ} ∧ 𝐹 ∈ ((𝓑C𝑛‘𝑆)‘𝑁)) → 𝑆 ∈ {ℝ, ℂ}) | |
4 | 0nn0 12105 | . . . . . . . 8 ⊢ 0 ∈ ℕ0 | |
5 | 4 | a1i 11 | . . . . . . 7 ⊢ ((𝑆 ∈ {ℝ, ℂ} ∧ 𝐹 ∈ ((𝓑C𝑛‘𝑆)‘𝑁)) → 0 ∈ ℕ0) |
6 | elfvdm 6749 | . . . . . . . . . 10 ⊢ (𝐹 ∈ ((𝓑C𝑛‘𝑆)‘𝑁) → 𝑁 ∈ dom (𝓑C𝑛‘𝑆)) | |
7 | 6 | adantl 485 | . . . . . . . . 9 ⊢ ((𝑆 ∈ {ℝ, ℂ} ∧ 𝐹 ∈ ((𝓑C𝑛‘𝑆)‘𝑁)) → 𝑁 ∈ dom (𝓑C𝑛‘𝑆)) |
8 | fncpn 24830 | . . . . . . . . . 10 ⊢ (𝑆 ⊆ ℂ → (𝓑C𝑛‘𝑆) Fn ℕ0) | |
9 | fndm 6481 | . . . . . . . . . 10 ⊢ ((𝓑C𝑛‘𝑆) Fn ℕ0 → dom (𝓑C𝑛‘𝑆) = ℕ0) | |
10 | 2, 8, 9 | 3syl 18 | . . . . . . . . 9 ⊢ ((𝑆 ∈ {ℝ, ℂ} ∧ 𝐹 ∈ ((𝓑C𝑛‘𝑆)‘𝑁)) → dom (𝓑C𝑛‘𝑆) = ℕ0) |
11 | 7, 10 | eleqtrd 2840 | . . . . . . . 8 ⊢ ((𝑆 ∈ {ℝ, ℂ} ∧ 𝐹 ∈ ((𝓑C𝑛‘𝑆)‘𝑁)) → 𝑁 ∈ ℕ0) |
12 | nn0uz 12476 | . . . . . . . 8 ⊢ ℕ0 = (ℤ≥‘0) | |
13 | 11, 12 | eleqtrdi 2848 | . . . . . . 7 ⊢ ((𝑆 ∈ {ℝ, ℂ} ∧ 𝐹 ∈ ((𝓑C𝑛‘𝑆)‘𝑁)) → 𝑁 ∈ (ℤ≥‘0)) |
14 | cpnord 24832 | . . . . . . 7 ⊢ ((𝑆 ∈ {ℝ, ℂ} ∧ 0 ∈ ℕ0 ∧ 𝑁 ∈ (ℤ≥‘0)) → ((𝓑C𝑛‘𝑆)‘𝑁) ⊆ ((𝓑C𝑛‘𝑆)‘0)) | |
15 | 3, 5, 13, 14 | syl3anc 1373 | . . . . . 6 ⊢ ((𝑆 ∈ {ℝ, ℂ} ∧ 𝐹 ∈ ((𝓑C𝑛‘𝑆)‘𝑁)) → ((𝓑C𝑛‘𝑆)‘𝑁) ⊆ ((𝓑C𝑛‘𝑆)‘0)) |
16 | simpr 488 | . . . . . 6 ⊢ ((𝑆 ∈ {ℝ, ℂ} ∧ 𝐹 ∈ ((𝓑C𝑛‘𝑆)‘𝑁)) → 𝐹 ∈ ((𝓑C𝑛‘𝑆)‘𝑁)) | |
17 | 15, 16 | sseldd 3902 | . . . . 5 ⊢ ((𝑆 ∈ {ℝ, ℂ} ∧ 𝐹 ∈ ((𝓑C𝑛‘𝑆)‘𝑁)) → 𝐹 ∈ ((𝓑C𝑛‘𝑆)‘0)) |
18 | elcpn 24831 | . . . . . 6 ⊢ ((𝑆 ⊆ ℂ ∧ 0 ∈ ℕ0) → (𝐹 ∈ ((𝓑C𝑛‘𝑆)‘0) ↔ (𝐹 ∈ (ℂ ↑pm 𝑆) ∧ ((𝑆 D𝑛 𝐹)‘0) ∈ (dom 𝐹–cn→ℂ)))) | |
19 | 2, 5, 18 | syl2anc 587 | . . . . 5 ⊢ ((𝑆 ∈ {ℝ, ℂ} ∧ 𝐹 ∈ ((𝓑C𝑛‘𝑆)‘𝑁)) → (𝐹 ∈ ((𝓑C𝑛‘𝑆)‘0) ↔ (𝐹 ∈ (ℂ ↑pm 𝑆) ∧ ((𝑆 D𝑛 𝐹)‘0) ∈ (dom 𝐹–cn→ℂ)))) |
20 | 17, 19 | mpbid 235 | . . . 4 ⊢ ((𝑆 ∈ {ℝ, ℂ} ∧ 𝐹 ∈ ((𝓑C𝑛‘𝑆)‘𝑁)) → (𝐹 ∈ (ℂ ↑pm 𝑆) ∧ ((𝑆 D𝑛 𝐹)‘0) ∈ (dom 𝐹–cn→ℂ))) |
21 | 20 | simpld 498 | . . 3 ⊢ ((𝑆 ∈ {ℝ, ℂ} ∧ 𝐹 ∈ ((𝓑C𝑛‘𝑆)‘𝑁)) → 𝐹 ∈ (ℂ ↑pm 𝑆)) |
22 | dvn0 24821 | . . 3 ⊢ ((𝑆 ⊆ ℂ ∧ 𝐹 ∈ (ℂ ↑pm 𝑆)) → ((𝑆 D𝑛 𝐹)‘0) = 𝐹) | |
23 | 2, 21, 22 | syl2anc 587 | . 2 ⊢ ((𝑆 ∈ {ℝ, ℂ} ∧ 𝐹 ∈ ((𝓑C𝑛‘𝑆)‘𝑁)) → ((𝑆 D𝑛 𝐹)‘0) = 𝐹) |
24 | 20 | simprd 499 | . 2 ⊢ ((𝑆 ∈ {ℝ, ℂ} ∧ 𝐹 ∈ ((𝓑C𝑛‘𝑆)‘𝑁)) → ((𝑆 D𝑛 𝐹)‘0) ∈ (dom 𝐹–cn→ℂ)) |
25 | 23, 24 | eqeltrrd 2839 | 1 ⊢ ((𝑆 ∈ {ℝ, ℂ} ∧ 𝐹 ∈ ((𝓑C𝑛‘𝑆)‘𝑁)) → 𝐹 ∈ (dom 𝐹–cn→ℂ)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 209 ∧ wa 399 = wceq 1543 ∈ wcel 2110 ⊆ wss 3866 {cpr 4543 dom cdm 5551 Fn wfn 6375 ‘cfv 6380 (class class class)co 7213 ↑pm cpm 8509 ℂcc 10727 ℝcr 10728 0cc0 10729 ℕ0cn0 12090 ℤ≥cuz 12438 –cn→ccncf 23773 D𝑛 cdvn 24761 𝓑C𝑛ccpn 24762 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1803 ax-4 1817 ax-5 1918 ax-6 1976 ax-7 2016 ax-8 2112 ax-9 2120 ax-10 2141 ax-11 2158 ax-12 2175 ax-ext 2708 ax-rep 5179 ax-sep 5192 ax-nul 5199 ax-pow 5258 ax-pr 5322 ax-un 7523 ax-inf2 9256 ax-cnex 10785 ax-resscn 10786 ax-1cn 10787 ax-icn 10788 ax-addcl 10789 ax-addrcl 10790 ax-mulcl 10791 ax-mulrcl 10792 ax-mulcom 10793 ax-addass 10794 ax-mulass 10795 ax-distr 10796 ax-i2m1 10797 ax-1ne0 10798 ax-1rid 10799 ax-rnegex 10800 ax-rrecex 10801 ax-cnre 10802 ax-pre-lttri 10803 ax-pre-lttrn 10804 ax-pre-ltadd 10805 ax-pre-mulgt0 10806 ax-pre-sup 10807 ax-addf 10808 ax-mulf 10809 |
This theorem depends on definitions: df-bi 210 df-an 400 df-or 848 df-3or 1090 df-3an 1091 df-tru 1546 df-fal 1556 df-ex 1788 df-nf 1792 df-sb 2071 df-mo 2539 df-eu 2568 df-clab 2715 df-cleq 2729 df-clel 2816 df-nfc 2886 df-ne 2941 df-nel 3047 df-ral 3066 df-rex 3067 df-reu 3068 df-rmo 3069 df-rab 3070 df-v 3410 df-sbc 3695 df-csb 3812 df-dif 3869 df-un 3871 df-in 3873 df-ss 3883 df-pss 3885 df-nul 4238 df-if 4440 df-pw 4515 df-sn 4542 df-pr 4544 df-tp 4546 df-op 4548 df-uni 4820 df-int 4860 df-iun 4906 df-iin 4907 df-br 5054 df-opab 5116 df-mpt 5136 df-tr 5162 df-id 5455 df-eprel 5460 df-po 5468 df-so 5469 df-fr 5509 df-se 5510 df-we 5511 df-xp 5557 df-rel 5558 df-cnv 5559 df-co 5560 df-dm 5561 df-rn 5562 df-res 5563 df-ima 5564 df-pred 6160 df-ord 6216 df-on 6217 df-lim 6218 df-suc 6219 df-iota 6338 df-fun 6382 df-fn 6383 df-f 6384 df-f1 6385 df-fo 6386 df-f1o 6387 df-fv 6388 df-isom 6389 df-riota 7170 df-ov 7216 df-oprab 7217 df-mpo 7218 df-of 7469 df-om 7645 df-1st 7761 df-2nd 7762 df-supp 7904 df-wrecs 8047 df-recs 8108 df-rdg 8146 df-1o 8202 df-2o 8203 df-er 8391 df-map 8510 df-pm 8511 df-ixp 8579 df-en 8627 df-dom 8628 df-sdom 8629 df-fin 8630 df-fsupp 8986 df-fi 9027 df-sup 9058 df-inf 9059 df-oi 9126 df-card 9555 df-pnf 10869 df-mnf 10870 df-xr 10871 df-ltxr 10872 df-le 10873 df-sub 11064 df-neg 11065 df-div 11490 df-nn 11831 df-2 11893 df-3 11894 df-4 11895 df-5 11896 df-6 11897 df-7 11898 df-8 11899 df-9 11900 df-n0 12091 df-z 12177 df-dec 12294 df-uz 12439 df-q 12545 df-rp 12587 df-xneg 12704 df-xadd 12705 df-xmul 12706 df-icc 12942 df-fz 13096 df-fzo 13239 df-seq 13575 df-exp 13636 df-hash 13897 df-cj 14662 df-re 14663 df-im 14664 df-sqrt 14798 df-abs 14799 df-struct 16700 df-sets 16717 df-slot 16735 df-ndx 16745 df-base 16761 df-ress 16785 df-plusg 16815 df-mulr 16816 df-starv 16817 df-sca 16818 df-vsca 16819 df-ip 16820 df-tset 16821 df-ple 16822 df-ds 16824 df-unif 16825 df-hom 16826 df-cco 16827 df-rest 16927 df-topn 16928 df-0g 16946 df-gsum 16947 df-topgen 16948 df-pt 16949 df-prds 16952 df-xrs 17007 df-qtop 17012 df-imas 17013 df-xps 17015 df-mre 17089 df-mrc 17090 df-acs 17092 df-mgm 18114 df-sgrp 18163 df-mnd 18174 df-submnd 18219 df-mulg 18489 df-cntz 18711 df-cmn 19172 df-psmet 20355 df-xmet 20356 df-met 20357 df-bl 20358 df-mopn 20359 df-fbas 20360 df-fg 20361 df-cnfld 20364 df-top 21791 df-topon 21808 df-topsp 21830 df-bases 21843 df-cld 21916 df-ntr 21917 df-cls 21918 df-nei 21995 df-lp 22033 df-perf 22034 df-cn 22124 df-cnp 22125 df-haus 22212 df-tx 22459 df-hmeo 22652 df-fil 22743 df-fm 22835 df-flim 22836 df-flf 22837 df-xms 23218 df-ms 23219 df-tms 23220 df-cncf 23775 df-limc 24763 df-dv 24764 df-dvn 24765 df-cpn 24766 |
This theorem is referenced by: (None) |
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