File list (Check if you may need any files):
regu\app_hh.m
....\bidiag.m
....\blur.m
....\baart.m
....\cgls.m
....\Changes.txt
....\Contents.m
....\deriv2.m
....\discrep.m
....\dsvd.m
....\fil_fac.m
....\foxgood.m
....\gcv.m
....\gcvfun.m
....\gen_form.m
....\gen_hh.m
....\get_l.m
....\ilaplace.m
....\l_corner.m
....\l_curve.m
....\lagrange.m
....\lanc_b.m
....\lcfun.m
....\lsolve.m
....\lsqr_b.m
....\ltsolve.m
....\maxent.m
....\mtsvd.m
....\newton.m
....\nu.m
....\parallax.m
....\pcgls.m
....\phillips.m
....\picard.m
....\pinit.m
....\plot_lc.m
....\plsqr_b.m
....\pnu.m
....\pythag.m
....\quasifun.m
....\quasiopt.m
....\regudemo.m
....\regutm.m
....\shaw.m
....\spikes.m
....\spleval.m
....\std_form.m
....\tsvd.m
....\ttls.m
....\ursell.m
....\wing.m
....\tgsvd.m
....\tikhonov.m
....\cgsvd.m
....\csvd.m
....\heat.m
....\lsqi.m
....\heb_new.m
regu