GaussSeidel.m goldmin.m incsearch.m lagrange.m linregr.m natspline.m newtint.m newtmult.m newtraph.m rk4sys.m Romberg.m TableLook.m trap.m trapuneq.m Tridiag.m bisect.m Eulode.m GaussNaive.m GaussPivot.m