39 lines
717 B
C#
39 lines
717 B
C#
using System;
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namespace prog
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{
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class MainClass
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{
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const float T0 = 100f;
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const float TR = 20f;
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const float k = 0.07f;
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readonly static float[] delta_t = {2.0f,5.0f,10.0f};
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const int n = 100;
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public delegate float func(float t);
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static float NewtonCooling(float t)
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{
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return -k * (t-TR);
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}
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public static void Main (string[] args)
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{
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func f = new func(NewtonCooling);
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for(int i=0; i<delta_t.Length; i++)
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{
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Console.WriteLine("delta_t = " + delta_t[i]);
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Euler(f,T0,n,delta_t[i]);
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}
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}
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public static void Euler(func f, float y, int n, float h)
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{
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for(float x=0; x<=n; x+=h)
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{
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Console.WriteLine("\t" + x + "\t" + y);
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y += h * f(y);
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}
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}
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}
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}
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