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| Mirrors > Home > MPE Home > Th. List > elfzo1 | Structured version Visualization version GIF version | ||
| Description: Membership in a half-open integer range based at 1. (Contributed by Thierry Arnoux, 14-Feb-2017.) |
| Ref | Expression |
|---|---|
| elfzo1 | ⊢ (𝑁 ∈ (1..^𝑀) ↔ (𝑁 ∈ ℕ ∧ 𝑀 ∈ ℕ ∧ 𝑁 < 𝑀)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | fzossnn 13739 | . . . 4 ⊢ (1..^𝑀) ⊆ ℕ | |
| 2 | 1 | sseli 3941 | . . 3 ⊢ (𝑁 ∈ (1..^𝑀) → 𝑁 ∈ ℕ) |
| 3 | elfzouz2 13702 | . . . 4 ⊢ (𝑁 ∈ (1..^𝑀) → 𝑀 ∈ (ℤ≥‘𝑁)) | |
| 4 | eluznn 12941 | . . . 4 ⊢ ((𝑁 ∈ ℕ ∧ 𝑀 ∈ (ℤ≥‘𝑁)) → 𝑀 ∈ ℕ) | |
| 5 | 2, 3, 4 | syl2anc 595 | . . 3 ⊢ (𝑁 ∈ (1..^𝑀) → 𝑀 ∈ ℕ) |
| 6 | elfzolt2 13696 | . . 3 ⊢ (𝑁 ∈ (1..^𝑀) → 𝑁 < 𝑀) | |
| 7 | 2, 5, 6 | 3jca 1144 | . 2 ⊢ (𝑁 ∈ (1..^𝑀) → (𝑁 ∈ ℕ ∧ 𝑀 ∈ ℕ ∧ 𝑁 < 𝑀)) |
| 8 | nnuz 12900 | . . . . . 6 ⊢ ℕ = (ℤ≥‘1) | |
| 9 | 8 | eqimssi 4005 | . . . . 5 ⊢ ℕ ⊆ (ℤ≥‘1) |
| 10 | 9 | sseli 3941 | . . . 4 ⊢ (𝑁 ∈ ℕ → 𝑁 ∈ (ℤ≥‘1)) |
| 11 | nnz 12611 | . . . 4 ⊢ (𝑀 ∈ ℕ → 𝑀 ∈ ℤ) | |
| 12 | id 23 | . . . 4 ⊢ (𝑁 < 𝑀 → 𝑁 < 𝑀) | |
| 13 | 10, 11, 12 | 3anim123i 1167 | . . 3 ⊢ ((𝑁 ∈ ℕ ∧ 𝑀 ∈ ℕ ∧ 𝑁 < 𝑀) → (𝑁 ∈ (ℤ≥‘1) ∧ 𝑀 ∈ ℤ ∧ 𝑁 < 𝑀)) |
| 14 | elfzo2 13689 | . . 3 ⊢ (𝑁 ∈ (1..^𝑀) ↔ (𝑁 ∈ (ℤ≥‘1) ∧ 𝑀 ∈ ℤ ∧ 𝑁 < 𝑀)) | |
| 15 | 13, 14 | sylibr 237 | . 2 ⊢ ((𝑁 ∈ ℕ ∧ 𝑀 ∈ ℕ ∧ 𝑁 < 𝑀) → 𝑁 ∈ (1..^𝑀)) |
| 16 | 7, 15 | impbii 212 | 1 ⊢ (𝑁 ∈ (1..^𝑀) ↔ (𝑁 ∈ ℕ ∧ 𝑀 ∈ ℕ ∧ 𝑁 < 𝑀)) |
| Colors of variables: wff setvar class |
| Syntax hints: ↔ wb 209 ∧ w3a 1101 ∈ wcel 2149 class class class wbr 5113 ‘cfv 6537 (class class class)co 7411 1c1 11100 < clt 11242 ℕcn 12232 ℤcz 12590 ℤ≥cuz 12861 ..^cfzo 13681 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1822 ax-4 1836 ax-5 1937 ax-6 1994 ax-7 2035 ax-8 2151 ax-9 2159 ax-10 2182 ax-11 2198 ax-12 2219 ax-ext 2741 ax-sep 5261 ax-nul 5271 ax-pow 5337 ax-pr 5405 ax-un 7733 ax-cnex 11155 ax-resscn 11156 ax-1cn 11157 ax-icn 11158 ax-addcl 11159 ax-addrcl 11160 ax-mulcl 11161 ax-mulrcl 11162 ax-mulcom 11163 ax-addass 11164 ax-mulass 11165 ax-distr 11166 ax-i2m1 11167 ax-1ne0 11168 ax-1rid 11169 ax-rnegex 11170 ax-rrecex 11171 ax-cnre 11172 ax-pre-lttri 11173 ax-pre-lttrn 11174 ax-pre-ltadd 11175 ax-pre-mulgt0 11176 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1102 df-3an 1103 df-tru 1570 df-fal 1580 df-ex 1807 df-nf 1811 df-sb 2098 df-mo 2573 df-eu 2603 df-clab 2748 df-cleq 2761 df-clel 2844 df-nfc 2918 df-ne 2965 df-nel 3071 df-ral 3086 df-rex 3096 df-reu 3377 df-rab 3424 df-v 3465 df-sbc 3754 df-csb 3862 df-dif 3916 df-un 3918 df-in 3920 df-ss 3930 df-pss 3933 df-nul 4295 df-if 4493 df-pw 4569 df-sn 4595 df-pr 4597 df-op 4601 df-uni 4877 df-iun 4962 df-br 5114 df-opab 5178 df-mpt 5197 df-tr 5223 df-id 5557 df-eprel 5562 df-po 5570 df-so 5571 df-fr 5615 df-we 5617 df-xp 5668 df-rel 5669 df-cnv 5670 df-co 5671 df-dm 5672 df-rn 5673 df-res 5674 df-ima 5675 df-pred 6303 df-ord 6364 df-on 6365 df-lim 6366 df-suc 6367 df-iota 6493 df-fun 6539 df-fn 6540 df-f 6541 df-f1 6542 df-fo 6543 df-f1o 6544 df-fv 6545 df-riota 7368 df-ov 7414 df-oprab 7415 df-mpo 7416 df-om 7862 df-1st 7985 df-2nd 7986 df-frecs 8277 df-wrecs 8308 df-recs 8357 df-rdg 8396 df-er 8693 df-en 8943 df-dom 8944 df-sdom 8945 df-pnf 11244 df-mnf 11245 df-xr 11246 df-ltxr 11247 df-le 11248 df-sub 11442 df-neg 11443 df-nn 12233 df-n0 12504 df-z 12591 df-uz 12862 df-fz 13535 df-fzo 13682 |
| This theorem is referenced by: 1elfzo1 13742 modfzo0difsn 13978 modsumfzodifsn 13979 cshwshashlem1 17154 cshwshashlem2 17155 pthdivtx 30016 pthdlem2lem 30056 crctcshwlkn0lem3 30101 crctcshwlkn0lem4 30102 crctcshwlkn0lem5 30103 crctcshwlkn0lem6 30104 crctcshwlkn0lem7 30105 clwwisshclwwslem 30305 fiunelros 34508 2tceilhalfelfzo1 47961 1elfzo1ceilhalf1 47966 difltmodne 47973 zplusmodne 47974 addmodne 47975 plusmod5ne 47976 minusmod5ne 47980 modmknepk 47993 mod2addne 47995 modm2nep1 47997 modm1nep2 47999 muldvdsfacgt 48011 iccpartlt 48061 nprmdvdsfacm1 48264 bgoldbtbndlem4 48461 gpgusgralem 48709 gpgedgvtx0 48714 gpgedgvtx1 48715 gpg3kgrtriexlem4 48739 gpg3kgrtriexlem6 48741 |
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