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I am very new to Matlab and I am trying to graph y'=ky, y(0) = A. Can anyone assist?

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JB
JB 2018-6-24
评论： JB 2018-6-30
I am very new to Matlab and I am trying to graph y'=ky, y(0) = A.
Can anyone assist?

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Walter Roberson
Walter Roberson 2018-6-24
syms y(t) k A
Y = dsolve(diff(y)==k*y,y(0)==A);
YY = subs(Y, [A,k], [randn()*50,randn()/2]);
fplot(YY, [-10 10])
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JB
JB 2018-6-30
For anyone reviewing this question and would like to get the latest update installation please visit the link here:
Download R2018a Update 3 Installer
V/R jb
JB
JB 2018-6-30
@Steven_Lord: The recent update worked well.
@Walter_Roberson: Your code worked perfectly after I installed the latest update.
Thank you both. V/R jb

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