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plot (t,y) ,dimension failure

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Mlee
Mlee 2021-4-12
编辑： the cyclist 2021-4-12
clear all; close all; clc;
delt=1/100;
t=0:delt:10;
y=exp(-t/2)*cos(t)
plot(t,y)
when I operate this code matlab program repeat me demension failure
y=exp(-t/2)*cos(t)

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the cyclist
the cyclist 2021-4-12
编辑：the cyclist 2021-4-12
Ran in:
The answer is right there in the error message. Use elementwise multiplication instead of matrix multiplication.
clear all; close all; clc;
delt=1/100;
t=0:delt:10;
y=exp(-t/2).*cos(t);
plot(t,y)

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