integration

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mouna
mouna 2011-5-18
hi, i have this integral: y(t)=integral(C(t)*dt)
i need to plot y=f(t) how i can do it?
thanks in advance
  1 个评论
Jan
Jan 2011-5-18
Use an integrator to integrate C. Then call PLOT to draw the results. Please post any details.

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回答（1 个）

John D'Errico
John D'Errico 2011-5-18
For a numeric vector, just use cumtrapz. For a symbolic function, just evaluate the integrated C(t) at a list of points to plot.
  2 个评论
mouna
mouna 2011-5-19
good morning
sorry but i don't understand; i need to plot this integration in each minute so how i can do it
Ivan van der Kroon
Ivan van der Kroon 2011-5-19
y=cumtrapz(C);
plot(t,y)
assuming t is monospaced

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