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Mirrors > Home > MPE Home > Th. List > uzaddcl | Structured version Visualization version GIF version |
Description: Addition closure law for an upper set of integers. (Contributed by NM, 4-Jun-2006.) |
Ref | Expression |
---|---|
uzaddcl | ⊢ ((𝑁 ∈ (ℤ≥‘𝑀) ∧ 𝐾 ∈ ℕ0) → (𝑁 + 𝐾) ∈ (ℤ≥‘𝑀)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | eluzelcn 12258 | . . . . . . . 8 ⊢ (𝑁 ∈ (ℤ≥‘𝑀) → 𝑁 ∈ ℂ) | |
2 | nn0cn 11910 | . . . . . . . 8 ⊢ (𝑘 ∈ ℕ0 → 𝑘 ∈ ℂ) | |
3 | ax-1cn 10597 | . . . . . . . . 9 ⊢ 1 ∈ ℂ | |
4 | addass 10626 | . . . . . . . . 9 ⊢ ((𝑁 ∈ ℂ ∧ 𝑘 ∈ ℂ ∧ 1 ∈ ℂ) → ((𝑁 + 𝑘) + 1) = (𝑁 + (𝑘 + 1))) | |
5 | 3, 4 | mp3an3 1446 | . . . . . . . 8 ⊢ ((𝑁 ∈ ℂ ∧ 𝑘 ∈ ℂ) → ((𝑁 + 𝑘) + 1) = (𝑁 + (𝑘 + 1))) |
6 | 1, 2, 5 | syl2anr 598 | . . . . . . 7 ⊢ ((𝑘 ∈ ℕ0 ∧ 𝑁 ∈ (ℤ≥‘𝑀)) → ((𝑁 + 𝑘) + 1) = (𝑁 + (𝑘 + 1))) |
7 | 6 | adantr 483 | . . . . . 6 ⊢ (((𝑘 ∈ ℕ0 ∧ 𝑁 ∈ (ℤ≥‘𝑀)) ∧ (𝑁 + 𝑘) ∈ (ℤ≥‘𝑀)) → ((𝑁 + 𝑘) + 1) = (𝑁 + (𝑘 + 1))) |
8 | peano2uz 12304 | . . . . . . 7 ⊢ ((𝑁 + 𝑘) ∈ (ℤ≥‘𝑀) → ((𝑁 + 𝑘) + 1) ∈ (ℤ≥‘𝑀)) | |
9 | 8 | adantl 484 | . . . . . 6 ⊢ (((𝑘 ∈ ℕ0 ∧ 𝑁 ∈ (ℤ≥‘𝑀)) ∧ (𝑁 + 𝑘) ∈ (ℤ≥‘𝑀)) → ((𝑁 + 𝑘) + 1) ∈ (ℤ≥‘𝑀)) |
10 | 7, 9 | eqeltrrd 2916 | . . . . 5 ⊢ (((𝑘 ∈ ℕ0 ∧ 𝑁 ∈ (ℤ≥‘𝑀)) ∧ (𝑁 + 𝑘) ∈ (ℤ≥‘𝑀)) → (𝑁 + (𝑘 + 1)) ∈ (ℤ≥‘𝑀)) |
11 | 10 | exp31 422 | . . . 4 ⊢ (𝑘 ∈ ℕ0 → (𝑁 ∈ (ℤ≥‘𝑀) → ((𝑁 + 𝑘) ∈ (ℤ≥‘𝑀) → (𝑁 + (𝑘 + 1)) ∈ (ℤ≥‘𝑀)))) |
12 | 11 | a2d 29 | . . 3 ⊢ (𝑘 ∈ ℕ0 → ((𝑁 ∈ (ℤ≥‘𝑀) → (𝑁 + 𝑘) ∈ (ℤ≥‘𝑀)) → (𝑁 ∈ (ℤ≥‘𝑀) → (𝑁 + (𝑘 + 1)) ∈ (ℤ≥‘𝑀)))) |
13 | 1 | addid1d 10842 | . . . . 5 ⊢ (𝑁 ∈ (ℤ≥‘𝑀) → (𝑁 + 0) = 𝑁) |
14 | 13 | eleq1d 2899 | . . . 4 ⊢ (𝑁 ∈ (ℤ≥‘𝑀) → ((𝑁 + 0) ∈ (ℤ≥‘𝑀) ↔ 𝑁 ∈ (ℤ≥‘𝑀))) |
15 | 14 | ibir 270 | . . 3 ⊢ (𝑁 ∈ (ℤ≥‘𝑀) → (𝑁 + 0) ∈ (ℤ≥‘𝑀)) |
16 | oveq2 7166 | . . . . 5 ⊢ (𝑗 = 0 → (𝑁 + 𝑗) = (𝑁 + 0)) | |
17 | 16 | eleq1d 2899 | . . . 4 ⊢ (𝑗 = 0 → ((𝑁 + 𝑗) ∈ (ℤ≥‘𝑀) ↔ (𝑁 + 0) ∈ (ℤ≥‘𝑀))) |
18 | 17 | imbi2d 343 | . . 3 ⊢ (𝑗 = 0 → ((𝑁 ∈ (ℤ≥‘𝑀) → (𝑁 + 𝑗) ∈ (ℤ≥‘𝑀)) ↔ (𝑁 ∈ (ℤ≥‘𝑀) → (𝑁 + 0) ∈ (ℤ≥‘𝑀)))) |
19 | oveq2 7166 | . . . . 5 ⊢ (𝑗 = 𝑘 → (𝑁 + 𝑗) = (𝑁 + 𝑘)) | |
20 | 19 | eleq1d 2899 | . . . 4 ⊢ (𝑗 = 𝑘 → ((𝑁 + 𝑗) ∈ (ℤ≥‘𝑀) ↔ (𝑁 + 𝑘) ∈ (ℤ≥‘𝑀))) |
21 | 20 | imbi2d 343 | . . 3 ⊢ (𝑗 = 𝑘 → ((𝑁 ∈ (ℤ≥‘𝑀) → (𝑁 + 𝑗) ∈ (ℤ≥‘𝑀)) ↔ (𝑁 ∈ (ℤ≥‘𝑀) → (𝑁 + 𝑘) ∈ (ℤ≥‘𝑀)))) |
22 | oveq2 7166 | . . . . 5 ⊢ (𝑗 = (𝑘 + 1) → (𝑁 + 𝑗) = (𝑁 + (𝑘 + 1))) | |
23 | 22 | eleq1d 2899 | . . . 4 ⊢ (𝑗 = (𝑘 + 1) → ((𝑁 + 𝑗) ∈ (ℤ≥‘𝑀) ↔ (𝑁 + (𝑘 + 1)) ∈ (ℤ≥‘𝑀))) |
24 | 23 | imbi2d 343 | . . 3 ⊢ (𝑗 = (𝑘 + 1) → ((𝑁 ∈ (ℤ≥‘𝑀) → (𝑁 + 𝑗) ∈ (ℤ≥‘𝑀)) ↔ (𝑁 ∈ (ℤ≥‘𝑀) → (𝑁 + (𝑘 + 1)) ∈ (ℤ≥‘𝑀)))) |
25 | oveq2 7166 | . . . . 5 ⊢ (𝑗 = 𝐾 → (𝑁 + 𝑗) = (𝑁 + 𝐾)) | |
26 | 25 | eleq1d 2899 | . . . 4 ⊢ (𝑗 = 𝐾 → ((𝑁 + 𝑗) ∈ (ℤ≥‘𝑀) ↔ (𝑁 + 𝐾) ∈ (ℤ≥‘𝑀))) |
27 | 26 | imbi2d 343 | . . 3 ⊢ (𝑗 = 𝐾 → ((𝑁 ∈ (ℤ≥‘𝑀) → (𝑁 + 𝑗) ∈ (ℤ≥‘𝑀)) ↔ (𝑁 ∈ (ℤ≥‘𝑀) → (𝑁 + 𝐾) ∈ (ℤ≥‘𝑀)))) |
28 | 12, 15, 18, 21, 24, 27 | nn0indALT 12081 | . 2 ⊢ (𝐾 ∈ ℕ0 → (𝑁 ∈ (ℤ≥‘𝑀) → (𝑁 + 𝐾) ∈ (ℤ≥‘𝑀))) |
29 | 28 | impcom 410 | 1 ⊢ ((𝑁 ∈ (ℤ≥‘𝑀) ∧ 𝐾 ∈ ℕ0) → (𝑁 + 𝐾) ∈ (ℤ≥‘𝑀)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 398 = wceq 1537 ∈ wcel 2114 ‘cfv 6357 (class class class)co 7158 ℂcc 10537 0cc0 10539 1c1 10540 + caddc 10542 ℕ0cn0 11900 ℤ≥cuz 12246 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1970 ax-7 2015 ax-8 2116 ax-9 2124 ax-10 2145 ax-11 2161 ax-12 2177 ax-ext 2795 ax-sep 5205 ax-nul 5212 ax-pow 5268 ax-pr 5332 ax-un 7463 ax-cnex 10595 ax-resscn 10596 ax-1cn 10597 ax-icn 10598 ax-addcl 10599 ax-addrcl 10600 ax-mulcl 10601 ax-mulrcl 10602 ax-mulcom 10603 ax-addass 10604 ax-mulass 10605 ax-distr 10606 ax-i2m1 10607 ax-1ne0 10608 ax-1rid 10609 ax-rnegex 10610 ax-rrecex 10611 ax-cnre 10612 ax-pre-lttri 10613 ax-pre-lttrn 10614 ax-pre-ltadd 10615 ax-pre-mulgt0 10616 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3or 1084 df-3an 1085 df-tru 1540 df-ex 1781 df-nf 1785 df-sb 2070 df-mo 2622 df-eu 2654 df-clab 2802 df-cleq 2816 df-clel 2895 df-nfc 2965 df-ne 3019 df-nel 3126 df-ral 3145 df-rex 3146 df-reu 3147 df-rab 3149 df-v 3498 df-sbc 3775 df-csb 3886 df-dif 3941 df-un 3943 df-in 3945 df-ss 3954 df-pss 3956 df-nul 4294 df-if 4470 df-pw 4543 df-sn 4570 df-pr 4572 df-tp 4574 df-op 4576 df-uni 4841 df-iun 4923 df-br 5069 df-opab 5131 df-mpt 5149 df-tr 5175 df-id 5462 df-eprel 5467 df-po 5476 df-so 5477 df-fr 5516 df-we 5518 df-xp 5563 df-rel 5564 df-cnv 5565 df-co 5566 df-dm 5567 df-rn 5568 df-res 5569 df-ima 5570 df-pred 6150 df-ord 6196 df-on 6197 df-lim 6198 df-suc 6199 df-iota 6316 df-fun 6359 df-fn 6360 df-f 6361 df-f1 6362 df-fo 6363 df-f1o 6364 df-fv 6365 df-riota 7116 df-ov 7161 df-oprab 7162 df-mpo 7163 df-om 7583 df-wrecs 7949 df-recs 8010 df-rdg 8048 df-er 8291 df-en 8512 df-dom 8513 df-sdom 8514 df-pnf 10679 df-mnf 10680 df-xr 10681 df-ltxr 10682 df-le 10683 df-sub 10874 df-neg 10875 df-nn 11641 df-n0 11901 df-z 11985 df-uz 12247 |
This theorem is referenced by: elfz0add 13009 zpnn0elfzo 13113 ccatass 13944 ccatrn 13945 swrdccat2 14033 pfxccat1 14066 splfv1 14119 splval2 14121 revccat 14130 relexpaddg 14414 isercoll2 15027 iseraltlem2 15041 iseraltlem3 15042 mertenslem1 15242 eftlub 15464 vdwlem6 16324 gsumsgrpccat 18006 gsumccatOLD 18007 efginvrel2 18855 efgredleme 18871 efgcpbllemb 18883 geolim3 24930 jm2.27c 39611 iunrelexpuztr 40071 |
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