Hi, I've used your code as example to make an IDA* solver to 8 puzzle. Half combinations in 8 puzzle that your code can't solve. I've changed the code to solve any combination and the heuristics too. Check out my code in http://www.mathworks.com/matlabcentral/fileexchange/?term=authorid:254006
Hai im in need of Newton-Raphson load flow analysis Matlab code for contingency analysis in power system..I want to apply the line outages,load outages, generation outages randomly..i need your help..please help me..