mlclass-ex1\warmUpExercise.m ...........\ex1data2.txt ...........\gradientDescent.m ...........\computeCost.m ...........\computeCostMulti.m ...........\gradientDescentMulti.m ...........\ex1.m ...........\normalEqn.m ...........\submitWeb.m ...........\ex1_multi.m ...........\featureNormalize.m ...........\ex1data1.txt ...........\submit.m ...........\plotData.m