Anul 3 Semestrul 2

2025-07-03 20:56:38 +03:00
parent 184f3bd92e
commit 3b7fb85767
269 changed files with 20955 additions and 0 deletions
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+function Lnf = lagrange_barycentric(nodes,f_nodes,x)
+  n = length(nodes);
+  m = length(x);
+  Lnf = zeros(size(x));
+  l = zeros(size(nodes));
+  for i = 1:m
+    ux = prod( x(i) - nodes([1:n]));
+    for j = 1:n
+      wi(j) = 1/prod( nodes(j) - nodes([1:j-1,j+1:n]));
+    endfor
+    Lnf(i) = ux* ((wi./(x(i) - nodes([1:n])))*f_nodes');
+
+  endfor
+end;