The paper discussed the method which present the integral function by three-point interpolation , construction of trapezium integral formula and Simpson integral formula. The adaptive step size three-point interpolation integral algorithm is proposed.
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- 本文利用三點(diǎn)插值函數近似表達被積函數,構造梯形求積公式和simpson求積公式,并在此基礎上提出了一種快速數值積分的新算法,即自適應步長(cháng)三點(diǎn)插值型數值積分算法。
