MAE 316 Newton Solver Computer Coding Task

function [x, flag] = newtonsolver_template(x0, tol) flag = 1; r0 = zeros(); J = zeros(); x = zeros(); rtest = zeros();r0(1) = ; r0(2) = ;r = r0; counter = 1; while (norm(r)/norm(r0) > to)     J(1,1) = ;    J(1,2) = ;    J(2,1) = ;    J(2,2) = ;     s = Jr;    lambda = 1.0;    while (1)       x = x0 – lambda*s;       rtest(1) = ;       rtest(2) = ;       if (norm(rtest) < 1.001*norm(r))           r = rtest;           x0 = x;           break;       else           lambda = lambda/2;       end    end     counter = counter + 1;    disp(norm(r))    if counter == 100        flag = 0;        break;    end