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Mirrors > Home > ILE Home > Th. List > climconst2 | GIF version |
Description: A constant sequence converges to its value. (Contributed by NM, 6-Feb-2008.) (Revised by Mario Carneiro, 31-Jan-2014.) |
Ref | Expression |
---|---|
climconst2.1 | ⊢ (ℤ≥‘𝑀) ⊆ 𝑍 |
climconst2.2 | ⊢ 𝑍 ∈ V |
Ref | Expression |
---|---|
climconst2 | ⊢ ((𝐴 ∈ ℂ ∧ 𝑀 ∈ ℤ) → (𝑍 × {𝐴}) ⇝ 𝐴) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | eqid 2170 | . 2 ⊢ (ℤ≥‘𝑀) = (ℤ≥‘𝑀) | |
2 | simpr 109 | . 2 ⊢ ((𝐴 ∈ ℂ ∧ 𝑀 ∈ ℤ) → 𝑀 ∈ ℤ) | |
3 | climconst2.2 | . . 3 ⊢ 𝑍 ∈ V | |
4 | snexg 4170 | . . . 4 ⊢ (𝐴 ∈ ℂ → {𝐴} ∈ V) | |
5 | 4 | adantr 274 | . . 3 ⊢ ((𝐴 ∈ ℂ ∧ 𝑀 ∈ ℤ) → {𝐴} ∈ V) |
6 | xpexg 4725 | . . 3 ⊢ ((𝑍 ∈ V ∧ {𝐴} ∈ V) → (𝑍 × {𝐴}) ∈ V) | |
7 | 3, 5, 6 | sylancr 412 | . 2 ⊢ ((𝐴 ∈ ℂ ∧ 𝑀 ∈ ℤ) → (𝑍 × {𝐴}) ∈ V) |
8 | simpl 108 | . 2 ⊢ ((𝐴 ∈ ℂ ∧ 𝑀 ∈ ℤ) → 𝐴 ∈ ℂ) | |
9 | climconst2.1 | . . . 4 ⊢ (ℤ≥‘𝑀) ⊆ 𝑍 | |
10 | 9 | sseli 3143 | . . 3 ⊢ (𝑘 ∈ (ℤ≥‘𝑀) → 𝑘 ∈ 𝑍) |
11 | fvconst2g 5710 | . . 3 ⊢ ((𝐴 ∈ ℂ ∧ 𝑘 ∈ 𝑍) → ((𝑍 × {𝐴})‘𝑘) = 𝐴) | |
12 | 8, 10, 11 | syl2an 287 | . 2 ⊢ (((𝐴 ∈ ℂ ∧ 𝑀 ∈ ℤ) ∧ 𝑘 ∈ (ℤ≥‘𝑀)) → ((𝑍 × {𝐴})‘𝑘) = 𝐴) |
13 | 1, 2, 7, 8, 12 | climconst 11253 | 1 ⊢ ((𝐴 ∈ ℂ ∧ 𝑀 ∈ ℤ) → (𝑍 × {𝐴}) ⇝ 𝐴) |
Colors of variables: wff set class |
Syntax hints: → wi 4 ∧ wa 103 = wceq 1348 ∈ wcel 2141 Vcvv 2730 ⊆ wss 3121 {csn 3583 class class class wbr 3989 × cxp 4609 ‘cfv 5198 ℂcc 7772 ℤcz 9212 ℤ≥cuz 9487 ⇝ cli 11241 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-in1 609 ax-in2 610 ax-io 704 ax-5 1440 ax-7 1441 ax-gen 1442 ax-ie1 1486 ax-ie2 1487 ax-8 1497 ax-10 1498 ax-11 1499 ax-i12 1500 ax-bndl 1502 ax-4 1503 ax-17 1519 ax-i9 1523 ax-ial 1527 ax-i5r 1528 ax-13 2143 ax-14 2144 ax-ext 2152 ax-coll 4104 ax-sep 4107 ax-nul 4115 ax-pow 4160 ax-pr 4194 ax-un 4418 ax-setind 4521 ax-iinf 4572 ax-cnex 7865 ax-resscn 7866 ax-1cn 7867 ax-1re 7868 ax-icn 7869 ax-addcl 7870 ax-addrcl 7871 ax-mulcl 7872 ax-mulrcl 7873 ax-addcom 7874 ax-mulcom 7875 ax-addass 7876 ax-mulass 7877 ax-distr 7878 ax-i2m1 7879 ax-0lt1 7880 ax-1rid 7881 ax-0id 7882 ax-rnegex 7883 ax-precex 7884 ax-cnre 7885 ax-pre-ltirr 7886 ax-pre-ltwlin 7887 ax-pre-lttrn 7888 ax-pre-apti 7889 ax-pre-ltadd 7890 ax-pre-mulgt0 7891 ax-pre-mulext 7892 |
This theorem depends on definitions: df-bi 116 df-dc 830 df-3or 974 df-3an 975 df-tru 1351 df-fal 1354 df-nf 1454 df-sb 1756 df-eu 2022 df-mo 2023 df-clab 2157 df-cleq 2163 df-clel 2166 df-nfc 2301 df-ne 2341 df-nel 2436 df-ral 2453 df-rex 2454 df-reu 2455 df-rmo 2456 df-rab 2457 df-v 2732 df-sbc 2956 df-csb 3050 df-dif 3123 df-un 3125 df-in 3127 df-ss 3134 df-nul 3415 df-if 3527 df-pw 3568 df-sn 3589 df-pr 3590 df-op 3592 df-uni 3797 df-int 3832 df-iun 3875 df-br 3990 df-opab 4051 df-mpt 4052 df-tr 4088 df-id 4278 df-po 4281 df-iso 4282 df-iord 4351 df-on 4353 df-ilim 4354 df-suc 4356 df-iom 4575 df-xp 4617 df-rel 4618 df-cnv 4619 df-co 4620 df-dm 4621 df-rn 4622 df-res 4623 df-ima 4624 df-iota 5160 df-fun 5200 df-fn 5201 df-f 5202 df-f1 5203 df-fo 5204 df-f1o 5205 df-fv 5206 df-riota 5809 df-ov 5856 df-oprab 5857 df-mpo 5858 df-1st 6119 df-2nd 6120 df-recs 6284 df-frec 6370 df-pnf 7956 df-mnf 7957 df-xr 7958 df-ltxr 7959 df-le 7960 df-sub 8092 df-neg 8093 df-reap 8494 df-ap 8501 df-div 8590 df-inn 8879 df-2 8937 df-n0 9136 df-z 9213 df-uz 9488 df-rp 9611 df-seqfrec 10402 df-exp 10476 df-cj 10806 df-rsqrt 10962 df-abs 10963 df-clim 11242 |
This theorem is referenced by: climz 11255 serclim0 11268 climaddc1 11292 climmulc2 11294 climsubc1 11295 climsubc2 11296 climlec2 11304 prodfclim1 11507 |
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