WikiDer > Sehrli kvadratchalar uchun straxey usuli
The Sehrli kvadratchalar uchun straxey usuli bu algoritm ishlab chiqarish uchun sehrli kvadratchalar ning yakka holda buyurtma 4k + 2. Straxey usuli bilan qurilgan 6-tartibli sehrli kvadratga misol:
| Misol | |||||
|---|---|---|---|---|---|
| 35 | 1 | 6 | 26 | 19 | 24 | 
| 3 | 32 | 7 | 21 | 23 | 25 | 
| 31 | 9 | 2 | 22 | 27 | 20 | 
| 8 | 28 | 33 | 17 | 10 | 15 | 
| 30 | 5 | 34 | 12 | 14 | 16 | 
| 4 | 36 | 29 | 13 | 18 | 11 | 
Straxeyning yagona va hatto sehrli tartib kvadratini qurish usuli n = 4k + 2.
1. Tarmoqni har biriga to'rtdan to'rtga bo'ling n2/ 4 katakchani belgilang va shunday qilib ularni chorrahaga nomlang
| A | C | 
| D. | B | 
2. Dan foydalanish Siyam usuli (De la Loubère usuli) 2-toq tartibdagi individual sehrli kvadratlarni to'ldiringk Subquare-larda + 1 A, B, C, D., avval pastki maydonni to'ldiring A 1 dan raqamgacha n2/ 4, keyin pastki maydon B raqamlar bilan n2/ 4 + 1 dan 2 gachan2/ 4, keyin pastki kvadrat C 2 raqamlari bilann2/ 4 + 1 dan 3 gachan2/ 4, keyin pastki maydon D. 3 raqamlari bilann2/ 4 + 1 dan n2. Amaliy misol sifatida biz 10 × 10 sehrli kvadratni ko'rib chiqamiz, bu erda kvadratni to'rtdan to'rtga bo'ldik. Chorak A 1 dan 25 gacha bo'lgan sehrli kvadratlarni o'z ichiga oladi, B 26 dan 50 gacha bo'lgan sehrli kvadrat, C 51 dan 75 gacha bo'lgan raqamlarning sehrli kvadrati va D. 76 dan 100 gacha bo'lgan sehrli kvadrat.
| 17 | 24 | 1 | 8 | 15 | 67 | 74 | 51 | 58 | 65 | 
| 23 | 5 | 7 | 14 | 16 | 73 | 55 | 57 | 64 | 66 | 
| 4 | 6 | 13 | 20 | 22 | 54 | 56 | 63 | 70 | 72 | 
| 10 | 12 | 19 | 21 | 3 | 60 | 62 | 69 | 71 | 53 | 
| 11 | 18 | 25 | 2 | 9 | 61 | 68 | 75 | 52 | 59 | 
| 92 | 99 | 76 | 83 | 90 | 42 | 49 | 26 | 33 | 40 | 
| 98 | 80 | 82 | 89 | 91 | 48 | 30 | 32 | 39 | 41 | 
| 79 | 81 | 88 | 95 | 97 | 29 | 31 | 38 | 45 | 47 | 
| 85 | 87 | 94 | 96 | 78 | 35 | 37 | 44 | 46 | 28 | 
| 86 | 93 | 100 | 77 | 84 | 36 | 43 | 50 | 27 | 34 | 
3. Eng chapini almashtiring k pastki kvadratdagi ustunlar A pastki kvadratning tegishli ustunlari bilan D..
| 92 | 99 | 1 | 8 | 15 | 67 | 74 | 51 | 58 | 65 | 
| 98 | 80 | 7 | 14 | 16 | 73 | 55 | 57 | 64 | 66 | 
| 79 | 81 | 13 | 20 | 22 | 54 | 56 | 63 | 70 | 72 | 
| 85 | 87 | 19 | 21 | 3 | 60 | 62 | 69 | 71 | 53 | 
| 86 | 93 | 25 | 2 | 9 | 61 | 68 | 75 | 52 | 59 | 
| 17 | 24 | 76 | 83 | 90 | 42 | 49 | 26 | 33 | 40 | 
| 23 | 5 | 82 | 89 | 91 | 48 | 30 | 32 | 39 | 41 | 
| 4 | 6 | 88 | 95 | 97 | 29 | 31 | 38 | 45 | 47 | 
| 10 | 12 | 94 | 96 | 78 | 35 | 37 | 44 | 46 | 28 | 
| 11 | 18 | 100 | 77 | 84 | 36 | 43 | 50 | 27 | 34 | 
4. Eng o'ng tomonni almashtiring k - 1 pastki kvadratdagi ustunlar C pastki kvadratning tegishli ustunlari bilan B.
| 92 | 99 | 1 | 8 | 15 | 67 | 74 | 51 | 58 | 40 | 
| 98 | 80 | 7 | 14 | 16 | 73 | 55 | 57 | 64 | 41 | 
| 79 | 81 | 13 | 20 | 22 | 54 | 56 | 63 | 70 | 47 | 
| 85 | 87 | 19 | 21 | 3 | 60 | 62 | 69 | 71 | 28 | 
| 86 | 93 | 25 | 2 | 9 | 61 | 68 | 75 | 52 | 34 | 
| 17 | 24 | 76 | 83 | 90 | 42 | 49 | 26 | 33 | 65 | 
| 23 | 5 | 82 | 89 | 91 | 48 | 30 | 32 | 39 | 66 | 
| 4 | 6 | 88 | 95 | 97 | 29 | 31 | 38 | 45 | 72 | 
| 10 | 12 | 94 | 96 | 78 | 35 | 37 | 44 | 46 | 53 | 
| 11 | 18 | 100 | 77 | 84 | 36 | 43 | 50 | 27 | 59 | 
5. Pastki kvadratning eng chap ustunining o'rta katagini almashtiring A pastki kvadratning mos keladigan katakchasi bilan D.. Markaziy katakchani pastki kvadrat bilan almashtiring A pastki kvadratning mos keladigan katakchasi bilan D..
| 92 | 99 | 1 | 8 | 15 | 67 | 74 | 51 | 58 | 40 | 
| 98 | 80 | 7 | 14 | 16 | 73 | 55 | 57 | 64 | 41 | 
| 4 | 81 | 88 | 20 | 22 | 54 | 56 | 63 | 70 | 47 | 
| 85 | 87 | 19 | 21 | 3 | 60 | 62 | 69 | 71 | 28 | 
| 86 | 93 | 25 | 2 | 9 | 61 | 68 | 75 | 52 | 34 | 
| 17 | 24 | 76 | 83 | 90 | 42 | 49 | 26 | 33 | 65 | 
| 23 | 5 | 82 | 89 | 91 | 48 | 30 | 32 | 39 | 66 | 
| 79 | 6 | 13 | 95 | 97 | 29 | 31 | 38 | 45 | 72 | 
| 10 | 12 | 94 | 96 | 78 | 35 | 37 | 44 | 46 | 53 | 
| 11 | 18 | 100 | 77 | 84 | 36 | 43 | 50 | 27 | 59 | 
Natijada sehrli tartibli kvadrat hosil bo'ladi n=4k + 2.[1]
Adabiyotlar
- ^ W W Rouse Ball matematik dam olish va insholar, (1911)