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Assign numeric value to symbolic function a(k) for k=0

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Danylo
Danylo 2015-8-24
回答： Walter Roberson 2015-8-25
I have a symbolic matrix:
bb(k)=[1,0;0,aa(k)];
I need to assign aa(0)=2 such that when I type bb(0) I get:
bb(0)=[1,0;0,2];
Also, aa(1)=3 such that:
bb(1)=[1,0;0,3];
How can this be achieved? Thanks!

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回答（1 个）

Walter Roberson
Walter Roberson 2015-8-25
syms bb(k)
aa = [2; 3];
bb(k) = [1;0;0,aa(k+1)];

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