Please explain for me this code , and what does each function do in detail ?

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function s=lagrangeP(x,X,Y)
format long
n=size(X);
L=ones(n);
for i=1:n
for j=1:n
if (i~=j)
L(i)=L(i).*(x-X(j))./(X(i)-X(j));
end
end
end
s=0;
for i=1:n
s=s+Y(i)*L(i);
end

Answers (1)

Kevin Holly
Kevin Holly on 13 Oct 2021
  3 Comments
Kevin Holly
Kevin Holly on 14 Oct 2021
No problem. If this answers your question, I would appreciate it if you accepted the answer.

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