ls . interpgui.m oct12.diary orth_iter.m sept21.diary .. inv_power.m oct19.diary pchiptx.m sept7.diary Asave.mat newtroot.asv oct26.diary piecelin.m splinetx.m ftest.m newtroot.m oct5.diary polyinterp.m spy_lu.m gauss_el.m nov9.diary ord_power.m ray_quo.m tridisolve.m interpgui close diary ??? Error using ==> close Specified window does not exist. diary off