help understanding matlab codes in details

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Shahrin Islam
Shahrin Islam 2018-10-20
回答： Malavika P D 2023-4-25
hello everyone. I am new learner of matlab who only knows some basics of programming. I am trying to read and understand some downloaded code. Can anyone please tell me how can I read and understand a code line by line? Please help me. Thanks in advance.

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回答（2 个）

madhan ravi
madhan ravi 2018-10-20
Malavika P D
Malavika P D 2023-4-25
x = [ 5 6 9 11];
y = [12 13 14 16];
L = 0;
for i =1:length(x)
el=1;
for j=1:length(x)
if j~=i
c = poly(x(j))/(x(i)-x(j));
el = conv(el,c);
end
end
L_term = el*y(i);
L = L+L_term;;
end
polynomial = poly2sym(L);
disp(polynomial)

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