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Text File | 1994-06-05 | 515 b | 20 lines | [MATF/MATL] |
- function [T,Y] = euler(f,a,b,ya,m)
- % [T,Y] = euler(f,a,b,ya,m)
- % Euler's solution for y' = f(t,y) with y(a) = ya.
- % f is the function, input.
- % a is the left endpoint, input.
- % b is the right endpoint, input.
- % ya is the initial condition, input.
- % m is the number of steps, input.
- % T is the vector of abscissas, output.
- % Y is the vector of ordinates, output.
- h = (b - a)/m;
- T = zeros(1,m+1);
- Y = zeros(1,m+1);
- T(1) = a;
- Y(1) = ya;
- for j=1:m,
- Y(j+1) = Y(j) + h*feval(f,T(j),Y(j));
- T(j+1) = a + h*j;
- end
-