Multidimensional Newton-Raphson method: Difference between revisions

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@@ Line 565: / Line 565: @@
       @jacobian = jacobian $funcs, @guesses, ε;
       @delta = solve_matrix @jacobian, @delta;
-      loop (my $j = 0, $error_value = 0; $j < @$funcs; $j++) {
+      loop (my $j = 0, $error_value = 0; $j < +$funcs; $j++) {
          $error_value += @delta[$j].abs ;
          @guesses[$j] += @delta[$j];