Newton's Divided Difference Polynomial Power Point Interpolation Method


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Nyuton Interpolyatsion formulasi

Nyutonning interpolyatsion formulasi

  • Ass. Karimov U.U.
  • HISOBLASH USULLARI

Interpolyatsiya nima ?

  • Bizga (x0,y0), (x1,y1), …… (xn,yn) tugunlar berilgan bo’lsin. ‘y’ ning ‘x’ dagi qiymatini toping

Interpolyatsion ko’phadlar

  • Ko’phadlar interpolyatsia uchun asosiy hol chunki ular quyidagi holatlar uchun qulay:
    • Baholamoq
    • Differensiallash, va
    • Integrallash.

Nyutonning interpolyatsion formulasi

  • Chiziqli interpolyatsiya: Bizga ikkita nuqtalar berilgan. Shu nuqtalardan o’tuvchi chiziq tenglamasini yozing
  • Bu yerda

Misol

  • Roketaning yuqoriga ko’tarilish tezligi quyidagi jadvalda berilgan. Roketaning t=16 s dagi tezligini Nyuton Interpolyatsion formulasinig chiziqli ko’phadi yordamida hisoblang
  • 0
  • 0
  • 10
  • 227.04
  • 15
  • 362.78
  • 20
  • 517.35
  • 22.5
  • 602.97
  • 30
  • 901.67

Chiziqli Interpolyatsiya

  • http://numericalmethods.eng.usf.edu
  • http://numericalmethods.eng.usf.edu
  • Chiziqli Interpolyatsiya

Kvadratik Interpolyatsiya

  • 0
  • 0
  • 10
  • 227.04
  • 15
  • 362.78
  • 20
  • 517.35
  • 22.5
  • 602.97
  • 30
  • 901.67
  • Misol
  • Roketaning yuqoriga ko’tarilish tezligi quyidagi jadvalda berilgan. Roketaning t=16 s dagi tezligini Nyuton Interpolyatsion formulasinig kvadratik ko’phadi yordamida hisoblang
  • Tezlik vaqtning funksiyasi sifatida
  • Tezlikning vaqtga nisbatan grafigi
  • Kvadratik Interpolyatsiya
  • Kvadratik Interpolyatsiya
  • Kvadratik Interpolyatsiya

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