integration

2 vues (au cours des 30 derniers jours)
mouna
mouna le 18 Mai 2011
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 commentaire
Jan
Jan le 18 Mai 2011
Use an integrator to integrate C. Then call PLOT to draw the results. Please post any details.

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John D'Errico
John D'Errico le 18 Mai 2011
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 commentaires
mouna
mouna le 19 Mai 2011
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 le 19 Mai 2011
y=cumtrapz(C);
plot(t,y)
assuming t is monospaced

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