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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 12526 | . . 3 ⊢ (𝐾 ∈ ℤ → -𝐾 ∈ ℤ) | |
| 2 | fzaddel 13474 | . . 3 ⊢ (((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) ∧ (𝐽 ∈ ℤ ∧ -𝐾 ∈ ℤ)) → (𝐽 ∈ (𝑀...𝑁) ↔ (𝐽 + -𝐾) ∈ ((𝑀 + -𝐾)...(𝑁 + -𝐾)))) | |
| 3 | 1, 2 | sylanr2 683 | . 2 ⊢ (((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) ∧ (𝐽 ∈ ℤ ∧ 𝐾 ∈ ℤ)) → (𝐽 ∈ (𝑀...𝑁) ↔ (𝐽 + -𝐾) ∈ ((𝑀 + -𝐾)...(𝑁 + -𝐾)))) |
| 4 | zcn 12493 | . . . 4 ⊢ (𝑀 ∈ ℤ → 𝑀 ∈ ℂ) | |
| 5 | zcn 12493 | . . . 4 ⊢ (𝑁 ∈ ℤ → 𝑁 ∈ ℂ) | |
| 6 | 4, 5 | anim12i 613 | . . 3 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → (𝑀 ∈ ℂ ∧ 𝑁 ∈ ℂ)) |
| 7 | zcn 12493 | . . . 4 ⊢ (𝐽 ∈ ℤ → 𝐽 ∈ ℂ) | |
| 8 | zcn 12493 | . . . 4 ⊢ (𝐾 ∈ ℤ → 𝐾 ∈ ℂ) | |
| 9 | 7, 8 | anim12i 613 | . . 3 ⊢ ((𝐽 ∈ ℤ ∧ 𝐾 ∈ ℤ) → (𝐽 ∈ ℂ ∧ 𝐾 ∈ ℂ)) |
| 10 | negsub 11429 | . . . . 5 ⊢ ((𝐽 ∈ ℂ ∧ 𝐾 ∈ ℂ) → (𝐽 + -𝐾) = (𝐽 − 𝐾)) | |
| 11 | 10 | adantl 481 | . . . 4 ⊢ (((𝑀 ∈ ℂ ∧ 𝑁 ∈ ℂ) ∧ (𝐽 ∈ ℂ ∧ 𝐾 ∈ ℂ)) → (𝐽 + -𝐾) = (𝐽 − 𝐾)) |
| 12 | negsub 11429 | . . . . . . 7 ⊢ ((𝑀 ∈ ℂ ∧ 𝐾 ∈ ℂ) → (𝑀 + -𝐾) = (𝑀 − 𝐾)) | |
| 13 | negsub 11429 | . . . . . . 7 ⊢ ((𝑁 ∈ ℂ ∧ 𝐾 ∈ ℂ) → (𝑁 + -𝐾) = (𝑁 − 𝐾)) | |
| 14 | 12, 13 | oveqan12d 7377 | . . . . . 6 ⊢ (((𝑀 ∈ ℂ ∧ 𝐾 ∈ ℂ) ∧ (𝑁 ∈ ℂ ∧ 𝐾 ∈ ℂ)) → ((𝑀 + -𝐾)...(𝑁 + -𝐾)) = ((𝑀 − 𝐾)...(𝑁 − 𝐾))) |
| 15 | 14 | anandirs 679 | . . . . 5 ⊢ (((𝑀 ∈ ℂ ∧ 𝑁 ∈ ℂ) ∧ 𝐾 ∈ ℂ) → ((𝑀 + -𝐾)...(𝑁 + -𝐾)) = ((𝑀 − 𝐾)...(𝑁 − 𝐾))) |
| 16 | 15 | adantrl 716 | . . . 4 ⊢ (((𝑀 ∈ ℂ ∧ 𝑁 ∈ ℂ) ∧ (𝐽 ∈ ℂ ∧ 𝐾 ∈ ℂ)) → ((𝑀 + -𝐾)...(𝑁 + -𝐾)) = ((𝑀 − 𝐾)...(𝑁 − 𝐾))) |
| 17 | 11, 16 | eleq12d 2830 | . . 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 596 | . 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 279 | 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 206 ∧ wa 395 = wceq 1541 ∈ wcel 2113 (class class class)co 7358 ℂcc 11024 + caddc 11029 − cmin 11364 -cneg 11365 ℤcz 12488 ...cfz 13423 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2115 ax-9 2123 ax-10 2146 ax-11 2162 ax-12 2184 ax-ext 2708 ax-sep 5241 ax-nul 5251 ax-pow 5310 ax-pr 5377 ax-un 7680 ax-cnex 11082 ax-resscn 11083 ax-1cn 11084 ax-icn 11085 ax-addcl 11086 ax-addrcl 11087 ax-mulcl 11088 ax-mulrcl 11089 ax-mulcom 11090 ax-addass 11091 ax-mulass 11092 ax-distr 11093 ax-i2m1 11094 ax-1ne0 11095 ax-1rid 11096 ax-rnegex 11097 ax-rrecex 11098 ax-cnre 11099 ax-pre-lttri 11100 ax-pre-lttrn 11101 ax-pre-ltadd 11102 ax-pre-mulgt0 11103 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2068 df-mo 2539 df-eu 2569 df-clab 2715 df-cleq 2728 df-clel 2811 df-nfc 2885 df-ne 2933 df-nel 3037 df-ral 3052 df-rex 3061 df-reu 3351 df-rab 3400 df-v 3442 df-sbc 3741 df-csb 3850 df-dif 3904 df-un 3906 df-in 3908 df-ss 3918 df-pss 3921 df-nul 4286 df-if 4480 df-pw 4556 df-sn 4581 df-pr 4583 df-op 4587 df-uni 4864 df-iun 4948 df-br 5099 df-opab 5161 df-mpt 5180 df-tr 5206 df-id 5519 df-eprel 5524 df-po 5532 df-so 5533 df-fr 5577 df-we 5579 df-xp 5630 df-rel 5631 df-cnv 5632 df-co 5633 df-dm 5634 df-rn 5635 df-res 5636 df-ima 5637 df-pred 6259 df-ord 6320 df-on 6321 df-lim 6322 df-suc 6323 df-iota 6448 df-fun 6494 df-fn 6495 df-f 6496 df-f1 6497 df-fo 6498 df-f1o 6499 df-fv 6500 df-riota 7315 df-ov 7361 df-oprab 7362 df-mpo 7363 df-om 7809 df-2nd 7934 df-frecs 8223 df-wrecs 8254 df-recs 8303 df-rdg 8341 df-er 8635 df-en 8884 df-dom 8885 df-sdom 8886 df-pnf 11168 df-mnf 11169 df-xr 11170 df-ltxr 11171 df-le 11172 df-sub 11366 df-neg 11367 df-nn 12146 df-n0 12402 df-z 12489 df-fz 13424 |
| This theorem is referenced by: elfzp1b 13517 elfzm1b 13518 fsum0diag2 15706 fprodser 15872 vdwapun 16902 sylow1lem1 19527 fzm1ne1 32868 ballotlemfrceq 34686 poimirlem16 37837 poimirlem17 37838 poimirlem19 37840 poimirlem20 37841 fdc 37946 stoweidlem11 46255 stoweidlem34 46278 |
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