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Mirrors > Home > MPE Home > Th. List > fzossfzop1 | Structured version Visualization version GIF version |
Description: A half-open range of nonnegative integers is a subset of a half-open range of nonnegative integers with the upper bound increased by one. (Contributed by Alexander van der Vekens, 5-Aug-2018.) |
Ref | Expression |
---|---|
fzossfzop1 | ⊢ (𝑁 ∈ ℕ0 → (0..^𝑁) ⊆ (0..^(𝑁 + 1))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | nn0z 12635 | . . . 4 ⊢ (𝑁 ∈ ℕ0 → 𝑁 ∈ ℤ) | |
2 | id 22 | . . . . 5 ⊢ (𝑁 ∈ ℤ → 𝑁 ∈ ℤ) | |
3 | peano2z 12655 | . . . . 5 ⊢ (𝑁 ∈ ℤ → (𝑁 + 1) ∈ ℤ) | |
4 | zre 12614 | . . . . . 6 ⊢ (𝑁 ∈ ℤ → 𝑁 ∈ ℝ) | |
5 | 4 | lep1d 12196 | . . . . 5 ⊢ (𝑁 ∈ ℤ → 𝑁 ≤ (𝑁 + 1)) |
6 | 2, 3, 5 | 3jca 1127 | . . . 4 ⊢ (𝑁 ∈ ℤ → (𝑁 ∈ ℤ ∧ (𝑁 + 1) ∈ ℤ ∧ 𝑁 ≤ (𝑁 + 1))) |
7 | 1, 6 | syl 17 | . . 3 ⊢ (𝑁 ∈ ℕ0 → (𝑁 ∈ ℤ ∧ (𝑁 + 1) ∈ ℤ ∧ 𝑁 ≤ (𝑁 + 1))) |
8 | eluz2 12881 | . . 3 ⊢ ((𝑁 + 1) ∈ (ℤ≥‘𝑁) ↔ (𝑁 ∈ ℤ ∧ (𝑁 + 1) ∈ ℤ ∧ 𝑁 ≤ (𝑁 + 1))) | |
9 | 7, 8 | sylibr 234 | . 2 ⊢ (𝑁 ∈ ℕ0 → (𝑁 + 1) ∈ (ℤ≥‘𝑁)) |
10 | fzoss2 13723 | . 2 ⊢ ((𝑁 + 1) ∈ (ℤ≥‘𝑁) → (0..^𝑁) ⊆ (0..^(𝑁 + 1))) | |
11 | 9, 10 | syl 17 | 1 ⊢ (𝑁 ∈ ℕ0 → (0..^𝑁) ⊆ (0..^(𝑁 + 1))) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ w3a 1086 ∈ wcel 2105 ⊆ wss 3962 class class class wbr 5147 ‘cfv 6562 (class class class)co 7430 0cc0 11152 1c1 11153 + caddc 11155 ≤ cle 11293 ℕ0cn0 12523 ℤcz 12610 ℤ≥cuz 12875 ..^cfzo 13690 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1791 ax-4 1805 ax-5 1907 ax-6 1964 ax-7 2004 ax-8 2107 ax-9 2115 ax-10 2138 ax-11 2154 ax-12 2174 ax-ext 2705 ax-sep 5301 ax-nul 5311 ax-pow 5370 ax-pr 5437 ax-un 7753 ax-cnex 11208 ax-resscn 11209 ax-1cn 11210 ax-icn 11211 ax-addcl 11212 ax-addrcl 11213 ax-mulcl 11214 ax-mulrcl 11215 ax-mulcom 11216 ax-addass 11217 ax-mulass 11218 ax-distr 11219 ax-i2m1 11220 ax-1ne0 11221 ax-1rid 11222 ax-rnegex 11223 ax-rrecex 11224 ax-cnre 11225 ax-pre-lttri 11226 ax-pre-lttrn 11227 ax-pre-ltadd 11228 ax-pre-mulgt0 11229 |
This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1539 df-fal 1549 df-ex 1776 df-nf 1780 df-sb 2062 df-mo 2537 df-eu 2566 df-clab 2712 df-cleq 2726 df-clel 2813 df-nfc 2889 df-ne 2938 df-nel 3044 df-ral 3059 df-rex 3068 df-reu 3378 df-rab 3433 df-v 3479 df-sbc 3791 df-csb 3908 df-dif 3965 df-un 3967 df-in 3969 df-ss 3979 df-pss 3982 df-nul 4339 df-if 4531 df-pw 4606 df-sn 4631 df-pr 4633 df-op 4637 df-uni 4912 df-iun 4997 df-br 5148 df-opab 5210 df-mpt 5231 df-tr 5265 df-id 5582 df-eprel 5588 df-po 5596 df-so 5597 df-fr 5640 df-we 5642 df-xp 5694 df-rel 5695 df-cnv 5696 df-co 5697 df-dm 5698 df-rn 5699 df-res 5700 df-ima 5701 df-pred 6322 df-ord 6388 df-on 6389 df-lim 6390 df-suc 6391 df-iota 6515 df-fun 6564 df-fn 6565 df-f 6566 df-f1 6567 df-fo 6568 df-f1o 6569 df-fv 6570 df-riota 7387 df-ov 7433 df-oprab 7434 df-mpo 7435 df-om 7887 df-1st 8012 df-2nd 8013 df-frecs 8304 df-wrecs 8335 df-recs 8409 df-rdg 8448 df-er 8743 df-en 8984 df-dom 8985 df-sdom 8986 df-pnf 11294 df-mnf 11295 df-xr 11296 df-ltxr 11297 df-le 11298 df-sub 11491 df-neg 11492 df-nn 12264 df-n0 12524 df-z 12611 df-uz 12876 df-fz 13544 df-fzo 13691 |
This theorem is referenced by: wwlksnred 29921 wwlksnext 29922 ccatws1f1o 32920 ccatws1f1olast 32921 chnlt 32986 cycpmco2 33135 1arithidomlem2 33543 dfufd2lem 33556 iwrdsplit 34368 reprsuc 34608 breprexplema 34623 revwlk 35108 |
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