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  • ÆÇ¸Å°¡°Ý : 500¿ø (13Pages)
  • ÀúÀ۽ñâ : 2008/04
  • Ãßõµ¶ÀÚ : Àüü
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¸ñÂ÷ ¢Â 5-Point Formula ¼Ò½º (ver.01)
¢Â 5-Point Formula ¼Ò½º ºÐ¼®(ver.01)
¢Â 5-Point Formula ¼Ò½º (ver.02)
¢Â 5P Formula ver01. °á°ú°ª
¢Â 5-Point Formula Ver.02ÀÇ ¼Ò½º ºÐ¼®
<÷ºÎ 1 - First Order>

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º»¹®³»¿ë package chapter3;

////////////////////////////////////////////////////////////////////////////////////////////////
// //
// Program fine name ; HW01_Deriv_ver01.java //
// //
// Program by Won Jun, Chang who is CAU Physics 20020710. //
// //
///////////////////////////////////////////////////////////////////////////////////////////////

// An example of evaluating the derivatives with the
// 5-point formulas for f(x)=sin(x).


public class HW01_Deriv_ver01 {
static final int n = 100, m = 1;
public static void main(String argv[]){
double [] x = new double[n+1];
double [] f = new double[n+1];
double [] f1 = new double[n+1];
double [] f2 = new double[n+1];

// Assign constants, data points, and function

int k = 2;
double h = Math.PI/(2*n);
for (int i = 0; i <= n; ++i){
x[i] = h * i;
f[i] = Math.sin(x[i]);
}

// Calculate 1st-order and 2nd-order derivatives

f1 = firstOrderDerivative(h,f);
f2 = secondOrderDerivative(h,f);
 
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