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Mirrors > Home > MPE Home > Th. List > uzss | Structured version Visualization version GIF version |
Description: Subset relationship for two sets of upper integers. (Contributed by NM, 5-Sep-2005.) |
Ref | Expression |
---|---|
uzss | ⊢ (𝑁 ∈ (ℤ≥‘𝑀) → (ℤ≥‘𝑁) ⊆ (ℤ≥‘𝑀)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | eluzle 12859 | . . . . . 6 ⊢ (𝑁 ∈ (ℤ≥‘𝑀) → 𝑀 ≤ 𝑁) | |
2 | 1 | adantr 480 | . . . . 5 ⊢ ((𝑁 ∈ (ℤ≥‘𝑀) ∧ 𝑘 ∈ ℤ) → 𝑀 ≤ 𝑁) |
3 | eluzel2 12851 | . . . . . . 7 ⊢ (𝑁 ∈ (ℤ≥‘𝑀) → 𝑀 ∈ ℤ) | |
4 | eluzelz 12856 | . . . . . . 7 ⊢ (𝑁 ∈ (ℤ≥‘𝑀) → 𝑁 ∈ ℤ) | |
5 | 3, 4 | jca 511 | . . . . . 6 ⊢ (𝑁 ∈ (ℤ≥‘𝑀) → (𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ)) |
6 | zletr 12630 | . . . . . . 7 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ ∧ 𝑘 ∈ ℤ) → ((𝑀 ≤ 𝑁 ∧ 𝑁 ≤ 𝑘) → 𝑀 ≤ 𝑘)) | |
7 | 6 | 3expa 1116 | . . . . . 6 ⊢ (((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) ∧ 𝑘 ∈ ℤ) → ((𝑀 ≤ 𝑁 ∧ 𝑁 ≤ 𝑘) → 𝑀 ≤ 𝑘)) |
8 | 5, 7 | sylan 579 | . . . . 5 ⊢ ((𝑁 ∈ (ℤ≥‘𝑀) ∧ 𝑘 ∈ ℤ) → ((𝑀 ≤ 𝑁 ∧ 𝑁 ≤ 𝑘) → 𝑀 ≤ 𝑘)) |
9 | 2, 8 | mpand 694 | . . . 4 ⊢ ((𝑁 ∈ (ℤ≥‘𝑀) ∧ 𝑘 ∈ ℤ) → (𝑁 ≤ 𝑘 → 𝑀 ≤ 𝑘)) |
10 | 9 | imdistanda 571 | . . 3 ⊢ (𝑁 ∈ (ℤ≥‘𝑀) → ((𝑘 ∈ ℤ ∧ 𝑁 ≤ 𝑘) → (𝑘 ∈ ℤ ∧ 𝑀 ≤ 𝑘))) |
11 | eluz1 12850 | . . . 4 ⊢ (𝑁 ∈ ℤ → (𝑘 ∈ (ℤ≥‘𝑁) ↔ (𝑘 ∈ ℤ ∧ 𝑁 ≤ 𝑘))) | |
12 | 4, 11 | syl 17 | . . 3 ⊢ (𝑁 ∈ (ℤ≥‘𝑀) → (𝑘 ∈ (ℤ≥‘𝑁) ↔ (𝑘 ∈ ℤ ∧ 𝑁 ≤ 𝑘))) |
13 | eluz1 12850 | . . . 4 ⊢ (𝑀 ∈ ℤ → (𝑘 ∈ (ℤ≥‘𝑀) ↔ (𝑘 ∈ ℤ ∧ 𝑀 ≤ 𝑘))) | |
14 | 3, 13 | syl 17 | . . 3 ⊢ (𝑁 ∈ (ℤ≥‘𝑀) → (𝑘 ∈ (ℤ≥‘𝑀) ↔ (𝑘 ∈ ℤ ∧ 𝑀 ≤ 𝑘))) |
15 | 10, 12, 14 | 3imtr4d 294 | . 2 ⊢ (𝑁 ∈ (ℤ≥‘𝑀) → (𝑘 ∈ (ℤ≥‘𝑁) → 𝑘 ∈ (ℤ≥‘𝑀))) |
16 | 15 | ssrdv 3984 | 1 ⊢ (𝑁 ∈ (ℤ≥‘𝑀) → (ℤ≥‘𝑁) ⊆ (ℤ≥‘𝑀)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 205 ∧ wa 395 ∈ wcel 2099 ⊆ wss 3945 class class class wbr 5142 ‘cfv 6542 ≤ cle 11273 ℤcz 12582 ℤ≥cuz 12846 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1790 ax-4 1804 ax-5 1906 ax-6 1964 ax-7 2004 ax-8 2101 ax-9 2109 ax-10 2130 ax-11 2147 ax-12 2167 ax-ext 2699 ax-sep 5293 ax-nul 5300 ax-pow 5359 ax-pr 5423 ax-un 7734 ax-cnex 11188 ax-resscn 11189 ax-pre-lttri 11206 ax-pre-lttrn 11207 |
This theorem depends on definitions: df-bi 206 df-an 396 df-or 847 df-3or 1086 df-3an 1087 df-tru 1537 df-fal 1547 df-ex 1775 df-nf 1779 df-sb 2061 df-mo 2530 df-eu 2559 df-clab 2706 df-cleq 2720 df-clel 2806 df-nfc 2881 df-ne 2937 df-nel 3043 df-ral 3058 df-rex 3067 df-rab 3429 df-v 3472 df-sbc 3776 df-csb 3891 df-dif 3948 df-un 3950 df-in 3952 df-ss 3962 df-nul 4319 df-if 4525 df-pw 4600 df-sn 4625 df-pr 4627 df-op 4631 df-uni 4904 df-br 5143 df-opab 5205 df-mpt 5226 df-id 5570 df-xp 5678 df-rel 5679 df-cnv 5680 df-co 5681 df-dm 5682 df-rn 5683 df-res 5684 df-ima 5685 df-iota 6494 df-fun 6544 df-fn 6545 df-f 6546 df-f1 6547 df-fo 6548 df-f1o 6549 df-fv 6550 df-ov 7417 df-er 8718 df-en 8958 df-dom 8959 df-sdom 8960 df-pnf 11274 df-mnf 11275 df-xr 11276 df-ltxr 11277 df-le 11278 df-neg 11471 df-z 12583 df-uz 12847 |
This theorem is referenced by: uzin 12886 uznnssnn 12903 fzopth 13564 4fvwrd4 13647 fzouzsplit 13693 seqfeq2 14016 rexuzre 15325 cau3lem 15327 climsup 15642 isumsplit 15812 isumrpcl 15815 cvgrat 15855 clim2prod 15860 fprodntriv 15912 isprm3 16647 pcfac 16861 lmflf 23902 caucfil 25204 uniioombllem4 25508 mbflimsup 25588 ulmres 26317 ulmcaulem 26323 logfaclbnd 27148 axlowdimlem17 28762 clwwlkinwwlk 29843 fz2ssnn0 32547 poimirlem1 37088 poimirlem2 37089 poimirlem6 37093 poimirlem7 37094 poimirlem20 37107 uzssd 44784 climinf 44988 climsuse 44990 climresmpt 45041 climleltrp 45058 limsupequzlem 45104 supcnvlimsup 45122 ioodvbdlimc1lem1 45313 ioodvbdlimc1lem2 45314 ioodvbdlimc2lem 45316 meaiininclem 45868 smflimlem2 46154 smflimsuplem2 46203 smflimsuplem3 46204 smflimsuplem4 46205 smflimsuplem5 46206 smflimsuplem6 46207 smflimsuplem7 46208 fzoopth 46701 |
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