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| Mirrors > Home > MPE Home > Th. List > fzsubel | Structured version Visualization version GIF version | ||
| Description: Membership of a difference in a finite set of sequential integers. (Contributed by NM, 30-Jul-2005.) |
| Ref | Expression |
|---|---|
| fzsubel | ⊢ (((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) ∧ (𝐽 ∈ ℤ ∧ 𝐾 ∈ ℤ)) → (𝐽 ∈ (𝑀...𝑁) ↔ (𝐽 − 𝐾) ∈ ((𝑀 − 𝐾)...(𝑁 − 𝐾)))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | znegcl 12629 | . . 3 ⊢ (𝐾 ∈ ℤ → -𝐾 ∈ ℤ) | |
| 2 | fzaddel 13586 | . . 3 ⊢ (((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) ∧ (𝐽 ∈ ℤ ∧ -𝐾 ∈ ℤ)) → (𝐽 ∈ (𝑀...𝑁) ↔ (𝐽 + -𝐾) ∈ ((𝑀 + -𝐾)...(𝑁 + -𝐾)))) | |
| 3 | 1, 2 | sylanr2 695 | . 2 ⊢ (((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) ∧ (𝐽 ∈ ℤ ∧ 𝐾 ∈ ℤ)) → (𝐽 ∈ (𝑀...𝑁) ↔ (𝐽 + -𝐾) ∈ ((𝑀 + -𝐾)...(𝑁 + -𝐾)))) |
| 4 | zcn 12596 | . . . 4 ⊢ (𝑀 ∈ ℤ → 𝑀 ∈ ℂ) | |
| 5 | zcn 12596 | . . . 4 ⊢ (𝑁 ∈ ℤ → 𝑁 ∈ ℂ) | |
| 6 | 4, 5 | anim12i 624 | . . 3 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → (𝑀 ∈ ℂ ∧ 𝑁 ∈ ℂ)) |
| 7 | zcn 12596 | . . . 4 ⊢ (𝐽 ∈ ℤ → 𝐽 ∈ ℂ) | |
| 8 | zcn 12596 | . . . 4 ⊢ (𝐾 ∈ ℤ → 𝐾 ∈ ℂ) | |
| 9 | 7, 8 | anim12i 624 | . . 3 ⊢ ((𝐽 ∈ ℤ ∧ 𝐾 ∈ ℤ) → (𝐽 ∈ ℂ ∧ 𝐾 ∈ ℂ)) |
| 10 | negsub 11506 | . . . . 5 ⊢ ((𝐽 ∈ ℂ ∧ 𝐾 ∈ ℂ) → (𝐽 + -𝐾) = (𝐽 − 𝐾)) | |
| 11 | 10 | adantl 486 | . . . 4 ⊢ (((𝑀 ∈ ℂ ∧ 𝑁 ∈ ℂ) ∧ (𝐽 ∈ ℂ ∧ 𝐾 ∈ ℂ)) → (𝐽 + -𝐾) = (𝐽 − 𝐾)) |
| 12 | negsub 11506 | . . . . . . 7 ⊢ ((𝑀 ∈ ℂ ∧ 𝐾 ∈ ℂ) → (𝑀 + -𝐾) = (𝑀 − 𝐾)) | |
| 13 | negsub 11506 | . . . . . . 7 ⊢ ((𝑁 ∈ ℂ ∧ 𝐾 ∈ ℂ) → (𝑁 + -𝐾) = (𝑁 − 𝐾)) | |
| 14 | 12, 13 | oveqan12d 7430 | . . . . . 6 ⊢ (((𝑀 ∈ ℂ ∧ 𝐾 ∈ ℂ) ∧ (𝑁 ∈ ℂ ∧ 𝐾 ∈ ℂ)) → ((𝑀 + -𝐾)...(𝑁 + -𝐾)) = ((𝑀 − 𝐾)...(𝑁 − 𝐾))) |
| 15 | 14 | anandirs 691 | . . . . 5 ⊢ (((𝑀 ∈ ℂ ∧ 𝑁 ∈ ℂ) ∧ 𝐾 ∈ ℂ) → ((𝑀 + -𝐾)...(𝑁 + -𝐾)) = ((𝑀 − 𝐾)...(𝑁 − 𝐾))) |
| 16 | 15 | adantrl 728 | . . . 4 ⊢ (((𝑀 ∈ ℂ ∧ 𝑁 ∈ ℂ) ∧ (𝐽 ∈ ℂ ∧ 𝐾 ∈ ℂ)) → ((𝑀 + -𝐾)...(𝑁 + -𝐾)) = ((𝑀 − 𝐾)...(𝑁 − 𝐾))) |
| 17 | 11, 16 | eleq12d 2863 | . . 3 ⊢ (((𝑀 ∈ ℂ ∧ 𝑁 ∈ ℂ) ∧ (𝐽 ∈ ℂ ∧ 𝐾 ∈ ℂ)) → ((𝐽 + -𝐾) ∈ ((𝑀 + -𝐾)...(𝑁 + -𝐾)) ↔ (𝐽 − 𝐾) ∈ ((𝑀 − 𝐾)...(𝑁 − 𝐾)))) |
| 18 | 6, 9, 17 | syl2an 607 | . 2 ⊢ (((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) ∧ (𝐽 ∈ ℤ ∧ 𝐾 ∈ ℤ)) → ((𝐽 + -𝐾) ∈ ((𝑀 + -𝐾)...(𝑁 + -𝐾)) ↔ (𝐽 − 𝐾) ∈ ((𝑀 − 𝐾)...(𝑁 − 𝐾)))) |
| 19 | 3, 18 | bitrd 282 | 1 ⊢ (((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) ∧ (𝐽 ∈ ℤ ∧ 𝐾 ∈ ℤ)) → (𝐽 ∈ (𝑀...𝑁) ↔ (𝐽 − 𝐾) ∈ ((𝑀 − 𝐾)...(𝑁 − 𝐾)))) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 209 ∧ wa 400 = wceq 1567 ∈ wcel 2149 (class class class)co 7411 ℂcc 11098 + caddc 11103 − cmin 11441 -cneg 11442 ℤcz 12591 ...cfz 13535 |
| 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 11156 ax-resscn 11157 ax-1cn 11158 ax-icn 11159 ax-addcl 11160 ax-addrcl 11161 ax-mulcl 11162 ax-mulrcl 11163 ax-mulcom 11164 ax-addass 11165 ax-mulass 11166 ax-distr 11167 ax-i2m1 11168 ax-1ne0 11169 ax-1rid 11170 ax-rnegex 11171 ax-rrecex 11172 ax-cnre 11173 ax-pre-lttri 11174 ax-pre-lttrn 11175 ax-pre-ltadd 11176 ax-pre-mulgt0 11177 |
| 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 7863 df-2nd 7987 df-frecs 8278 df-wrecs 8309 df-recs 8358 df-rdg 8397 df-er 8694 df-en 8944 df-dom 8945 df-sdom 8946 df-pnf 11245 df-mnf 11246 df-xr 11247 df-ltxr 11248 df-le 11249 df-sub 11443 df-neg 11444 df-nn 12234 df-n0 12505 df-z 12592 df-fz 13536 |
| This theorem is referenced by: elfzp1b 13629 elfzm1b 13630 fsum0diag2 15834 fprodser 16003 vdwapun 17034 sylow1lem1 19668 fzm1ne1 33074 ballotlemfrceq 34864 poimirlem16 38175 poimirlem17 38176 poimirlem19 38178 poimirlem20 38179 fdc 38284 stoweidlem11 46617 stoweidlem34 46640 |
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