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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 12892 | . . . . . 6 ⊢ (𝑁 ∈ (ℤ≥‘𝑀) → 𝑀 ≤ 𝑁) | |
| 2 | 1 | adantr 480 | . . . . 5 ⊢ ((𝑁 ∈ (ℤ≥‘𝑀) ∧ 𝑘 ∈ ℤ) → 𝑀 ≤ 𝑁) |
| 3 | eluzel2 12884 | . . . . . . 7 ⊢ (𝑁 ∈ (ℤ≥‘𝑀) → 𝑀 ∈ ℤ) | |
| 4 | eluzelz 12889 | . . . . . . 7 ⊢ (𝑁 ∈ (ℤ≥‘𝑀) → 𝑁 ∈ ℤ) | |
| 5 | 3, 4 | jca 511 | . . . . . 6 ⊢ (𝑁 ∈ (ℤ≥‘𝑀) → (𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ)) |
| 6 | zletr 12663 | . . . . . . 7 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ ∧ 𝑘 ∈ ℤ) → ((𝑀 ≤ 𝑁 ∧ 𝑁 ≤ 𝑘) → 𝑀 ≤ 𝑘)) | |
| 7 | 6 | 3expa 1118 | . . . . . 6 ⊢ (((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) ∧ 𝑘 ∈ ℤ) → ((𝑀 ≤ 𝑁 ∧ 𝑁 ≤ 𝑘) → 𝑀 ≤ 𝑘)) |
| 8 | 5, 7 | sylan 580 | . . . . 5 ⊢ ((𝑁 ∈ (ℤ≥‘𝑀) ∧ 𝑘 ∈ ℤ) → ((𝑀 ≤ 𝑁 ∧ 𝑁 ≤ 𝑘) → 𝑀 ≤ 𝑘)) |
| 9 | 2, 8 | mpand 695 | . . . 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 12883 | . . . 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 12883 | . . . 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 3988 | 1 ⊢ (𝑁 ∈ (ℤ≥‘𝑀) → (ℤ≥‘𝑁) ⊆ (ℤ≥‘𝑀)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 206 ∧ wa 395 ∈ wcel 2107 ⊆ wss 3950 class class class wbr 5142 ‘cfv 6560 ≤ cle 11297 ℤcz 12615 ℤ≥cuz 12879 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1794 ax-4 1808 ax-5 1909 ax-6 1966 ax-7 2006 ax-8 2109 ax-9 2117 ax-10 2140 ax-11 2156 ax-12 2176 ax-ext 2707 ax-sep 5295 ax-nul 5305 ax-pow 5364 ax-pr 5431 ax-un 7756 ax-cnex 11212 ax-resscn 11213 ax-pre-lttri 11230 ax-pre-lttrn 11231 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1542 df-fal 1552 df-ex 1779 df-nf 1783 df-sb 2064 df-mo 2539 df-eu 2568 df-clab 2714 df-cleq 2728 df-clel 2815 df-nfc 2891 df-ne 2940 df-nel 3046 df-ral 3061 df-rex 3070 df-rab 3436 df-v 3481 df-sbc 3788 df-csb 3899 df-dif 3953 df-un 3955 df-in 3957 df-ss 3967 df-nul 4333 df-if 4525 df-pw 4601 df-sn 4626 df-pr 4628 df-op 4632 df-uni 4907 df-br 5143 df-opab 5205 df-mpt 5225 df-id 5577 df-xp 5690 df-rel 5691 df-cnv 5692 df-co 5693 df-dm 5694 df-rn 5695 df-res 5696 df-ima 5697 df-iota 6513 df-fun 6562 df-fn 6563 df-f 6564 df-f1 6565 df-fo 6566 df-f1o 6567 df-fv 6568 df-ov 7435 df-er 8746 df-en 8987 df-dom 8988 df-sdom 8989 df-pnf 11298 df-mnf 11299 df-xr 11300 df-ltxr 11301 df-le 11302 df-neg 11496 df-z 12616 df-uz 12880 |
| This theorem is referenced by: uzin 12919 uznnssnn 12938 fzopth 13602 4fvwrd4 13689 fzouzsplit 13735 fzoopth 13802 seqfeq2 14067 rexuzre 15392 cau3lem 15394 climsup 15707 isumsplit 15877 isumrpcl 15880 cvgrat 15920 clim2prod 15925 fprodntriv 15979 isprm3 16721 pcfac 16938 lmflf 24014 caucfil 25318 uniioombllem4 25622 mbflimsup 25702 ulmres 26432 ulmcaulem 26438 logfaclbnd 27267 axlowdimlem17 28974 clwwlkinwwlk 30060 fz2ssnn0 32788 evl1deg1 33602 evl1deg2 33603 evl1deg3 33604 poimirlem1 37629 poimirlem2 37630 poimirlem6 37634 poimirlem7 37635 poimirlem20 37648 uzssd 45424 climinf 45626 climsuse 45628 climresmpt 45679 climleltrp 45696 limsupequzlem 45742 supcnvlimsup 45760 ioodvbdlimc1lem1 45951 ioodvbdlimc1lem2 45952 ioodvbdlimc2lem 45954 meaiininclem 46506 smflimlem2 46792 smflimsuplem2 46841 smflimsuplem3 46842 smflimsuplem4 46843 smflimsuplem5 46844 smflimsuplem6 46845 smflimsuplem7 46846 |
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