Wed Apr 14 12:55:42 1999  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* Version 2.0.14 released.

Tue Mar 30 00:43:09 1999  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* strings/index.m: Fail with meaningful error message if either
	arg is a string array.

Wed Mar 24 20:34:48 1999  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* linear-algebra/norm.m: Do the right thing for 1- and
	infinity-norms of complex matrices.  From Sven Khatri
	<khatri@saturn.vocalpoint.com>.

Thu Mar 11 12:52:34 1999  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* strings/split.m: Avoid problems when splitting strings that have
	\ in them.

Thu Mar 11 12:36:13 1999  Massimo Lorenzin <maxlorenzin@tin.it>

	* image/colormap.m: Do better arg checking, handle string args
	that name the colormap function to call (e.g., colormap ("ocean")).

Mon Mar  8 22:23:24 1999  Rolf Fabian <fabian@TU-Cottbus.De>

	* polynomial/polyfit.m: Use .' transpose operator, not '.
	* linear-algebra/dot.m: Likewise.
	* linear-algebra/cross.m: Likewise.
	* general/rot90.m: Likewise.

Fri Mar  5 00:37:47 1999  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* general/shift.m: Fix potential problems with
	whitespace_in_literal_matrix.
	* signal/arch_rnd.m: Ditto.
	* signal/autocov.m: Ditto.
	* signal/diffpara.m: Ditto.
	* signal/hurst.m: Ditto.
	* signal/periodogram.m: Ditto.
	* signal/spectral_adf.m: Ditto.
	* signal/spectral_xdf.m: Ditto.
	* signal/spencer.m: Ditto.
	* signal/synthesis.m: Ditto.
	* statistics/distributions/wiener_rnd.m: Ditto.
	* statistics/models/logistic_regression_likelihood.m: Ditto.
	* statistics/models/logistic_regression.m: Ditto.
	* statistics/models/logistic_regression_derivatives.m: Ditto.
	* statistics/tests/run_test.m: Ditto.
	* statistics/tests/chisquare_test_independence.m: Ditto.

Wed Mar  3 02:25:00 1999  Joao Cardoso <jcardoso@inescn.pt>

	* plot/__plr2__.m: Fix typo.

Tue Jan 12 10:31:15 1999  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* plot/__pltopt1__.m: Accept "k" to mean black.

Tue Nov 24 21:41:31 1998  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* plot/subplot.m, plot/oneplot.m: Don't call clearplot.

	* image/saveimage.m: Make it work again for black and white colormaps.

	* image/imagesc.m: Use rows (colormap), not length (colormap),
	since there can be fewer rows than columns.  Round values to
	nearest position in colormap instead of truncating. Correct usage
	message.

Thu Nov  5 13:28:04 1998  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* configure.in (AC_OUTPUT): Escape newlinew in macro call with \.

	* strings/deblank.m: Make it work for string arrays too.

Fri Oct 23 00:21:55 1998  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* configure.in: Add finance/Makefile, statistics/base/Makefile,
	statistics/distributions/Makefile, statistics/models/Makefile, 
	and statistics/tests/Makefile to the list of files to create.

	* finance/Makefile.in, statistics/base/Makefile.in,
	statistics/distributions/Makefile.in, statistics/models/Makefile.in,
  	statistics/tests/Makefile.in: New files.
	* statistics/Makefile.in: Delete file lists.  Now only handle
	subdirectories.
	* Makefile.in (SUBDIRS): Add finance.

	* Move the following files from statistics to statistics/base:

	    corrcoef.m
	    kurtosis.m
	    mahalanobis.m
	    median.m
	    ols.m
	    skewness.m
	    std.m
	
	New files, from Kurt Hornik's octave-ci package:

	* finance (new directory):

	    fv.m
	    fvl.m
	    irr.m
	    nper.m
	    npv.m
	    pmt.m
	    pv.m
	    pvl.m
	    rate.m
	    vol.m

	* linear-algebra/dmult.m

	* signal:

	    arch_fit.m
	    arch_rnd.m
	    arch_test.m
	    arma_rnd.m
	    autocor.m
	    autocov.m
	    autoreg_matrix.m
	    bartlett.m
	    blackman.m
	    diffpara.m
	    durbinlevinson.m
	    fractdiff.m
	    hamming.m
	    hanning.m
	    hurst.m
	    periodogram.m
	    rectangle_lw.m
	    rectangle_sw.m
	    sinetone.m
	    sinewave.m
	    spectral_adf.m
	    spectral_xdf.m
	    spencer.m
	    stft.m
	    synthesis.m
	    triangle_lw.m
	    triangle_sw.m
	    yulewalker.m

	* statistics/base (new directory):

	    center.m
	    cloglog.m
	    cor.m
	    cov.m
	    cut.m
	    iqr.m
	    kendall.m
	    logit.m
	    mean.m
	    meansq.m
	    moment.m
	    ppplot.m
	    probit.m
	    qqplot.m
	    range.m
	    ranks.m
	    run_count.m
	    spearman.m
	    statistics.m
	    studentize.m
	    table.m
	    values.m
	    var.m

	(Replaces cov.m and mean.m with new versions.)

	* statistics/distributions (new directory):

	    beta_cdf.m
	    beta_inv.m
	    beta_pdf.m
	    beta_rnd.m
	    binomial_cdf.m
	    binomial_inv.m
	    binomial_pdf.m
	    binomial_rnd.m
	    cauchy_cdf.m
	    cauchy_inv.m
	    cauchy_pdf.m
	    cauchy_rnd.m
	    chisquare_cdf.m
	    chisquare_inv.m
	    chisquare_pdf.m
	    chisquare_rnd.m
	    discrete_cdf.m
	    discrete_inv.m
	    discrete_pdf.m
	    discrete_rnd.m
	    empirical_cdf.m
	    empirical_inv.m
	    empirical_pdf.m
	    empirical_rnd.m
	    exponential_cdf.m
	    exponential_inv.m
	    exponential_pdf.m
	    exponential_rnd.m
	    f_cdf.m
	    f_inv.m
	    f_pdf.m
	    f_rnd.m
	    gamma_cdf.m
	    gamma_inv.m
	    gamma_pdf.m
	    gamma_rnd.m
	    geometric_cdf.m
	    geometric_inv.m
	    geometric_pdf.m
	    geometric_rnd.m
	    hypergeometric_cdf.m
	    hypergeometric_inv.m
	    hypergeometric_pdf.m
	    hypergeometric_rnd.m
	    kolmogorov_smirnov_cdf.m
	    laplace_cdf.m
	    laplace_inv.m
	    laplace_pdf.m
	    laplace_rnd.m
	    logistic_cdf.m
	    logistic_inv.m
	    logistic_pdf.m
	    logistic_rnd.m
	    lognormal_cdf.m
	    lognormal_inv.m
	    lognormal_pdf.m
	    lognormal_rnd.m
	    normal_cdf.m
	    normal_inv.m
	    normal_pdf.m
	    normal_rnd.m
	    pascal_cdf.m
	    pascal_inv.m
	    pascal_pdf.m
	    pascal_rnd.m
	    poisson_cdf.m
	    poisson_inv.m
	    poisson_pdf.m
	    poisson_rnd.m
	    stdnormal_cdf.m
	    stdnormal_inv.m
	    stdnormal_pdf.m
	    stdnormal_rnd.m
	    t_cdf.m
	    t_inv.m
	    t_pdf.m
	    t_rnd.m
	    uniform_cdf.m
	    uniform_inv.m
	    uniform_pdf.m
	    uniform_rnd.m
	    weibull_cdf.m
	    weibull_inv.m
	    weibull_pdf.m
	    weibull_rnd.m
	    wiener_rnd.m
	
	* statistics/models (new directory):

	    logistic_regression.m
	    logistic_regression_derivatives.m
	    logistic_regression_likelihood.m

	* statistics/tests (new directory):

	    anova.m
	    bartlett_test.m
	    chisquare_test_homogeneity.m
	    chisquare_test_independence.m
	    cor_test.m
	    f_test_regression.m
	    hotelling_test.m
	    hotelling_test_2.m
	    kolmogorov_smirnov_test.m
	    kolmogorov_smirnov_test_2.m
	    kruskal_wallis_test.m
	    manova.m
	    mcnemar_test.m
	    prop_test_2.m
	    run_test.m
	    sign_test.m
	    t_test.m
	    t_test_2.m
	    t_test_regression.m
	    u_test.m
	    var_test.m
	    welch_test.m
	    wilcoxon_test.m
	    z_test.m
	    z_test_2.m

Thu Oct 22 12:25:55 1998  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* time/date.m: Use %Y, not %y in format string, for Matlab 5
	compatibility and to avoid Y2K problems.

Mon Oct 19 17:26:35 1998  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* polynomial/polyfit.m: Just use the \ operator to handle the
	least-squares solution.

Thu Sep  3 12:40:47 1998  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* strings/str2num.m: If eval returns a string, return an empty matrix.

	* strings/strrep.m: Don't convert args to numeric values.
	Prevent warnings for empty string args.
	From Georg Thimm <thimm@idiap.ch>.

	* strings/strcat.m: Prevent warnings for empty string args.

Wed Sep  2 17:20:24 1998  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* miscellaneous/menu.m: Remove special case for empty string
	returned from input().  Add second arg to eval() to catch errors.

Thu Jun 18 16:32:15 1998  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* plot/__plt__.m: Don't call usleep.

Thu May 21 13:15:36 1998  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* Version 2.0.13 released.

Mon May 18 11:42:36 1998  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* linear-algebra/dot.m: New function.

	* strings/lower.m, strings/upper.m: New functions, for Matlab
	compatibility.

Fri May 15 01:16:53 1998  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* plot/hist.m: Also allow just one output argument.

Tue May  5 00:53:36 1998  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* plot/__plt2mv__.m: Delete calls to keyboard.

Mon May  4 11:43:04 1998  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* plot/oneplot.m: Fix typo.

Sun May  3 19:59:37 1998  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* Version 2.0.12 released.

Wed Apr 29 01:42:39 1998  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* miscellaneous/path.m: New file.

Wed Apr 22 12:11:27 1998  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* miscellaneous/flops.m: Allow a single argument too.

Tue Apr 21 10:18:20 1998  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* strings/str2mat.m: Also handle case when there are no empty
	strings correctly.

Mon Apr 20 22:14:15 1998  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* strings/isletter.m: New function, for Matlab compatibility.

Fri Apr 17 10:53:39 1998  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* strings/str2mat.m: Handle string matrices too.

Wed Apr 15 11:16:01 1998  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* audio/loadaudio.m: Accept "pcm" as another file extension for
	linear encoding.

	* audio/saveaudio.m, audio/loadaudio.m, audio/playaudio.m,
	audio/record.m: Open files in binary mode.

Fri Apr 10 10:46:21 1998  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* miscellaneous/dump_prefs.m: Use string array for list of values.
	Move functionality of dump_1_pref here, but use built-in function
	type to extract value, and put it inside try/catch block.
	* miscellaneous/dump_1_pref.m: Delete unused function.

Wed Apr  8 11:01:22 1998  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* plot/__plt2mv__.m, plot/__plt2vm__.m, plot/__plt2mm__.m:
	If fmt is a string array with fewer rows than plots, simply reuse
	the last row of the fmt string array for all remaining plots.

Fri Mar 27 03:00:40 1998  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* plot/mplot.m: Fix misspellings of global variables.
	Don't call clearplot.

Fri Mar 20 01:34:02 1998  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* plot/__pltopt1.m__: New file.
	* plot/__pltopt.m__: Handle opt as a string array by calling
	__pltopt1__ multiple times and returning a string array with rows
	corresponding to the rows of opt.
	* plot/__plt2ss__.m, plot/__plt2vv__.m, plot/__plt2vm__.m,
	plot/__plt2mv__.m, plot/__plt2mm__.m: Handle fmt as a string
	array.

Tue Mar 17 17:45:25 1998  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* plot/subplot.m, plot/multiplot.m: Set gnuplot_command_replot to
	"cle;rep" when going in ot multiplot mode.
	* plot/oneplot.m: Reset gnuplot_command_replot to "rep" when
	switching out of multiplot mode.

Tue Feb 24 16:30:16 1998  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* Version 2.0.11 released.

Fri Feb 20 01:31:32 1998  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* plot/mplot.m, plot/subplot.m, plot/oneplot.m, plot/multiplot.m,
	plot/subwindow.m: Call clearplot after setting up multiplot mode.

	* miscellaneous/popen2.m: Undo previous change.

Fri Feb  6 16:59:13 1998  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* Version 2.0.10 released.

Fri Feb  6 00:30:09 1998  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* miscellaneous/popen2.m: Use vfork instead of fork.

Tue Feb  3 00:18:40 1998  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* special-matrix/sylvester_matrix.m: Rename from hadamard.m

	* miscellaneous/bug_report.m: Don't try to get smart with
	OCTAVE_HOME.  Assume octave-bug can be found in EXEC_PATH.

	* Makefile.in (install): Create separate ls-R files for
	$(datadir) and $(libexecdir).
	(uninstall): Remove both ls-R files.

Sat Jan 31 01:09:32 1998  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* signal/fftshift.m: New file.

	* plot/contour.m: Fix for non-square case.

	* general/randperm.m: New file.

Fri Jan 30 15:20:39 1998  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* specfun/betai.m: Restore file for compatibility with previous
	versions.  Call betainc with reordered args.
	* specfun/gammai.m: Likewise, call gammainc with reordered args.

Wed Jan 28 22:44:59 1998  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* plot/contour.m: Handle discrete contour levels.

Tue Jan 27 04:31:22 1998  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* control/lyap.m: For compatibility with Matlab, solve
 	A*X + X*A' + C = 0 instead of A'*X + X*A + C = 0.

Wed Dec 10 00:14:29 1997  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* specfun/bessel.m: New file.

	* specfun/betai.m, specfun/betainc.m, specfun/gammai.m,
	specfun/gammainc.m: Delete.

Wed Nov 19 00:19:18 1997  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* image/colormap.m: Initialize __current_color_map__ in global
	statement.
	* miscellaneous/toc.m: Initialize __tic_toc_timestamp__ in global
	statement.
	* plot/axis.m: Initialize __current_axis__ in global statement.
	* plot/mplot.m, plot/multiplot.m, plot/oneplot.m, plot/subplot.m,
	plot/subwindow.m: Initialize __multiplot_mode__ in global statement.

Tue Nov 18 01:35:50 1997  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* time/tic.m: Rename _time_tic_called to __tic_toc_timestamp__.
	* time/toc.m: Likewise.

	* image/colormap.m: Rename CURRENT_COLOR_MAP to __current_color_map__.

	* plot/mplot.m, plot/multiplot.m, plot/subplot.m: Don't do
	anything special for automatic_replot when in multiplot mode --
	recent 3.6beta releases handle this correctly.

	* plot/figure.m: Ensure that we are not in multiplot mode before
	setting the terminal type.

	* plot/mplot.m, plot/multiplot.m, plot/oneplot.m, plot/subplot.m,
 	plot/subwindow.m: Use leading and trailing underscores for
 	`private' globals.

	* plot/oneplot.m: Don't do anything if gnuplot_has_multiplot is false.

Fri Nov 14 10:53:11 1997  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* plot/__pltopt__.m: Use sprintf instead of strcat when adding TITLE.

Fri Oct 10 11:18:10 1997  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* specfun/gammai.m: Avoid problems with whitespace when
	constructing matrices.

	* polynomial/polyfit.m: Compute yf correctly.  From Seung Lee
	<SJL@nrc.gov>.  Also return yf in the same orientation as the
	original y vector.

Fri Sep 19 17:04:40 1997  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* linear-algebra/cross.m: Use direct formula instead of calling
	det three times in a loop.  If both args are column (row) vectors,
	return a column (row) vector.  If they don't match, pay attention
	to the value of prefer_column_vectors.

Thu Aug 28 15:31:20 1997  Rolf Fabian <fabian@olymp.Umwelt.TU-Cottbus.de>

	* polynomial/polyvalm.m: Don't assume orthogonal eigenvectors for
	nonsymmetric matrices.

	* general/tril.m: Fix help text.

	* polynomial/polyvalm.m: Fix error messages.
	* polynomial/polyderiv.m: Likewise.
	* polynomial/polyval.m: Likewise.

Wed Aug 13 14:14:16 1997  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* strings/blanks.m: Allow blanks(0) to return empty string.
	Allow negative arguments if treat_neg_dim_as_zero is true.

Wed Jul  9 19:44:54 1997  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* Version 2.0.9 released.

Wed Jun 25 21:26:24 1997  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* plot/mesh.m: Set noparametric plot mode after plotting.

Wed Jun 25 21:06:10 1997  Rick Niles <niles@axp745.gsfc.nasa.gov>

	* plot/__pltopt__.m: Handle key/legend names.
	Correctly set colors, line styles, and point styles.

Wed Jun 25 13:34:06 1997  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* polynomial/polyfit.m: Return fit y values as second output.
	Don't use QR factorization to solve least squares problem.

Mon Jun 23 14:26:56 1997  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* Version 2.0.8 released.

Wed Jun 18 10:24:00 1997  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* control/dlqr.m: Use ao, not a, to compute k.

Wed Jun  4 12:43:30 1997  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* Version 2.0.7 released.

Tue May 27 11:06:46 1997  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* Version 2.0.6 released.

Wed May 21 11:45:31 1997  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* miscellaneous/bug_report.m: Pass file id to dump_prefs, not file
	name.

Mon May 12 02:04:01 1997  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* specfun/erfinv.m: Add missing semicolon.

Tue Mar 25 22:00:49 1997  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* miscellaneous/bug_report.m: Use OCTAVE_HOME to find
	octave-bug script.

Sat Mar 15 15:07:30 1997  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* general/nextpow2.m: Correctly handle new meaning of is_scalar()
	and is_vector().

Thu Mar 13 16:36:35 1997  Kurt Hornik <Kurt.Hornik@ci.tuwien.ac.at>

	* specfun/erfinv.m: Scale update by sqrt (pi) / 2.
	Use tolerance of 2 * eps.

Tue Mar 11 10:14:26 1997  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* elfun/coth.m: Write as cosh(x) ./ sinh(x) instead of 1 ./ tanh(x).

Fri Mar  7 23:06:48 1997  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* statistics/corrcoef.m: Make it actually work.

Thu Mar  6 12:36:30 1997  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* statistics/corrcoef.m: Don't fail if single argument is a matrix.

Sat Mar  1 15:23:14 1997  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* Version 2.0.5 released.

Wed Feb 26 01:48:28 1997  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* Makefile.in (maintainer-clean): Also remove configure.

	* signal/fftconv.m: Check inputs with is_vector(), not is_matrix().

	* general/is_matrix.m: Return zero for empty matrices.

Tue Feb 25 15:16:04 1997  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* linear-algebra/vech.m: Size result just once.

Sun Feb 23 00:15:57 1997  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* general/is_square.m: Handle empty matrices correctly.
	* general/is_symmetric.m: Handle empty matrices and strings.

Sat Feb 22 01:06:22 1997  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* polynomial/conv.m: Check inputs with is_vector(), not is_matrix().
	* polynomial/deconv.m: Likewise.
	* polynomial/polyderiv.m: Likewise.
	* polynomial/polyinteg.m: Likewise.
	* polynomial/polyreduce.m: Likewise.
	* polynomial/polyval.m: Likewise.
	* polynomial/polyvalm.m: Likewise.
	* general/postpad.m: Likewise.
	* general/prepad.m: Likewise.

	* polynomial/compan.m: Check input with is_vector(), not
	is_matrix().  Handle scalar case.

Fri Feb 21 13:36:58 1997  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* plot/contour.m: Order data so that it is consistent with
	meshgrid and mesh.

	* plot/meshdom.m, plot/meshgrid.m: Change help message.
	* plot/sombrero.m: Use meshgrid, not meshdom.

Thu Feb 20 02:58:05 1997  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* Version 2.0.4 released.

Wed Feb 19 10:30:14 1997  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* miscellaneous/paren.m: New file.

Tue Feb 18 09:22:04 1997  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* Version 2.0.3 released.

Thu Feb 13 19:06:42 1997  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* image/saveimage.m: Only clip image data that is actually out of
	range.

Sun Feb  9 19:52:08 1997  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* general/is_matrix.m: Scalars, vectors, and empty matrices may
	also be considered to be matrices.

	* general/is_vector.m: Scalars may also be considered to be vectors.

	* general/isempty.m: Use size(), not rows() and columns().

	* plot/contour.m: Convert set to gset.
	Set view to 0, 0, 1, 1, not 0, 0, 1.9, 1.

Fri Feb  7 12:55:55 1997  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* specfun/erfinv.m: Fix typo in last change.

Fri Jan 31 09:30:16 1997  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* image/loadimage.m: Make it possible to load files with image
	data named X or img.

	* image/default.img: Change name of image from X to img to match
	what saveimage does now.

	* image/loadimage.m: Rename X to be img, to match what saveimage
	does now.

Mon Jan 27 13:48:31 1997  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* Version 2.0.2 released.

	* plot/__plt__.m: Use usleep() instead of replot to try to avoid
	weird missing-lines bug without creating extra plots unecessarily.

Sat Jan 25 22:37:07 1997  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* Makefile.in, audio/Makefile.in, control/Makefile.in,
	elfun/Makefile.in, general/Makefile.in, image/Makefile.in,
	io/Makefile.in, linear-algebra/Makefile.in,
	miscellaneous/Makefile.in, plot/Makefile.in,
	polynomial/Makefile.in, set/Makefile.in, signal/Makefile.in,
	specfun/Makefile.in, special-matrix/Makefile.in,
	startup/Makefile.in, statistics/Makefile.in, strings/Makefile.in,
	time/Makefile.in (bin-dist): New target.

Wed Jan 22 11:28:30 1997  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* specfun/erfinv.m: Avoid A([]) = X, X != [] error.

Tue Jan 21 11:16:40 1997  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* miscellaneous/xor.m: Make it work.

Mon Jan 20 12:28:34 1997  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* plot/sombrero.m: Doc fix.

Tue Jan  7 00:16:52 1997  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* Version 2.0.1 released.

Thu Dec 19 22:16:46 1996  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* elfun/lcm.m: Replace missing if statement.

	* elfun/gcd.m: Report error if no input args.
	* elfun/lcm.m: Likewise.

Mon Dec 16 15:23:04 1996  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* Makefile.in (install): Use ls -LR to create ls-R database.
	Also list contents of $libexecdir/octave in ls-R database.

Tue Dec 10 01:43:07 1996  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* Version 2.0 released.

Fri Dec  6 15:23:46 1996  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* Version 1.94.

Sun Dec  1 20:55:34 1996  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* strings/str2num.m: New file.

Wed Nov 20 01:00:24 1996  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* Version 1.93.

Tue Nov 19 15:13:35 1996  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* linear-algebra/commutation_matrix.m, linear-algebra/cross.m,
	linear-algebra/duplication_matrix.m, linear-algebra/vec.m,
	linear-algebra/vech.m: New files from Kurt Hornik.

	* general/nextpow2.m, general/shift.m, general/diff.m,
	general/common_size.m: New files from Kurt Hornik.

	* miscellaneous/bincoeff.m, miscellaneous/xor.m:
	New files from Kurt Hornik.

	* signal/detrend.m: New file from Kurt Hornik.

	* specfun/betai.m, specfun/gammai.m, specfun/erfinv.m,
	specfun/pow2.m, specfun/log2.m:
	New files and updates from Kurt Hornik.

Fri Nov 15 18:13:00 1996  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* plot/__plt__.m: Add explicit replot after last command is
	issued, to force all lines to be displayed.  Hmm.

Thu Nov 14 00:06:34 1996  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* plot/axis.m, plot/bottom_title.m, plot/contour.m,
	plot/figure.m, plot/grid.m, plot/loglog.m, plot/mesh.m,
	plot/mplot.m, plot/multiplot.m, plot/oneplot.m, plot/plot.m,
	plot/plot_border.m, plot/polar.m, plot/semilogx.m,
	plot/semilogy.m, plot/subplot.m, plot/subwindow.m, plot/title.m,
	plot/top_title.m, plot/xlabel.m, plot/ylabel.m, plot/zlabel.m:
	Uset gset, not set.

	* Version 1.92.

Thu Nov  7 12:43:12 1996  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* image/saveimage.m: When writing PostScript, name Octave as the
	almighty Creator.  Use single call to fprintf instead of looping.

	* image/Makefile.in: Delete references to octtopnm.

	* general/logspace.m: Doc fix.

	* Version 1.91.

Sat Nov  2 21:06:29 1996  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* image/image.m: Use tmpnam() instead of home-brew scheme.

	* audio/record.m, audio/playaudio.m: Use tmpnam() instead of
	octave_tmp_file_name().  Use unwind_protect to ensure tmp file is
	deleted.
	* miscellaneous/bug_report.m: Likewise.  Also use unlink() instead
	of a system() command to delete the tmp file.

Wed Oct 30 17:19:45 1996  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* Version 1.90.

	* Makefile.in (DISTFILES): Add ChangeLog.

Thu Oct 10 17:31:01 1996  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* plot/subplot.m, plot/multiplot.m, plot/mplot.m:
	Don't check for string value of automatic_replot.

	* image/ind2ind.m, image/ind2rgb.m, image/ind2gray.m:
	Temporarily set do_fortran_indexing to 1, not "true".

	* miscellaneous/menu.m: Temporarily set page_screen_output to 0,
	not "false".

	* linear-algebra/cond.m: Don't compare propagate_empty_matrices to
	"false".

Tue Aug 20 18:27:36 1996  Kurt Hornik  <Kurt.Hornik@ci.tuwien.ac.at>

	* strings/substr.m: Allow negative OFFSET.  LEN is now optional.

Mon Jul 15 16:15:22 1996  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* miscellaneous/bug_report.m: Don't redirect output to /dev/tty in
	system command.
	
Fri Jul 12 12:24:29 1996  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* __plr1__.m: Renamed from polar_int_1.m.
	* __plr2__.m: Renamed from polar_int_2.m.
	* __plr__.m: Renamed from polar_int.m.
	* __plt1__.m: Renamed from plot_int_1.m.
	* __plt2__.m: Renamed from plot_int_2.m.
	* __plt2mm__.m: Renamed from plot_2_m_m_.m.
	* __plt2mv__.m: Renamed from plot_2_m_v_.m.
	* __plt2ss__.m: Renamed from plot_2_s_s_.m.
	* __plt2vm__.m: Renamed from plot_2_v_m_.m.
	* __plt2vv__.m: Renamed from plot_2_v_v_.m.
	* __plt__.m: Renamed from plot_int.m.
	* __pltopt__.m: Renamed from plot_opt.m.
	Change all callers.

Thu Jul 11 17:24:29 1996  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* All .m files: Add regular Author:, Created:, and Adapted-By:
	comments like those found in Emacs lisp files.

Mon Jun 24 04:16:41 1996  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* All .m files: Change comment style.

Fri Jun 14 01:42:21 1996  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* bottom_title.m, mplot.m, multiplot.m, oneplot.m, plot_border.m,
	subplot.m, subwindow.m, top_title.m:
	Print error message if gnuplot_has_multiplot is not true.

Thu Jun  6 00:18:54 1996  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* plot/figure.m: New function.

Wed Jun  5 18:19:00 1996  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* strings/strrep.m: New function.

Thu May 23 15:04:22 1996  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* strings/bin2dec.m, strings/blanks.m, strings/deblank.m,
	strings/dec2bin.m, strings/dec2hex.m, strings/findstr.m,
	strings/hex2dec.m, strings/index.m, strings/rindex.m,
	strings/split.m, strings/str2mat.m, strings/substr.m:
	New functions from Kurt Hornik, heavily modified by jwe.

	* general/reshape.m: Allow strings to be reshaped too.

	* strings/strcmp.m: No longer need to set implicit_str_to_num_ok.
	Always return a scalar.

Wed May 22 19:52:11 1996  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* polynomial/polyfit.m: Make orientation of result compatible with
	Matlab.

Sat May 18 17:32:15 1996  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* polynomial/polyfit.m: Add missing close paren.

Thu May 16 10:23:11 1996  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* plot/plot_opt.m: Set compatibility arg in call to sscanf.

	* io/scanf.m: Delete.

Mon May 13 09:37:38 1996  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* statistics/median.m: Fix typo in usage message.

Wed Apr 24 02:45:52 1996  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* miscellaneous/popen2.m: New file.

Wed Apr 17 18:34:04 1996  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* configure.in (AC_OUTPUT): Add io/Makefile.

	* io: New directory.
	* Makefile.in (SUBDIRS): Add it to the list.

	* miscellaneous/flops.m: New file.

Fri Mar 22 04:40:48 1996  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* miscellaneous/cputime.m: Return three arguments instead of a
	vector, for compatibility with previous versions and with Matlab
	(which only returns one scalar value).

Wed Mar 20 05:09:48 1996  Kurt Hornik  <Kurt.Hornik@tuwien.ac.at>

	* general/triu.m: Compute lower bound on loop index correctly.
	* general/tril.m: Likewise, for upper bound.

Tue Feb  6 09:29:43 1996  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* image/saveimage.m: For color images, make sure indices into
	temporary colormap and result matrix have proper orientation.
	Set grey flag correctly.

Tue Jan  9 00:12:14 1996  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* statistics/std.m: Use better formula (from Jim Van Zandt
	jrv@vanzandt.mv.com).

Sun Jan  7 20:12:14 1996  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* meshgrid.m: New file (from Jim Van Zandt jrv@vanzandt.mv.com).
	* mesh.m: Transpose Z if only one arg.
 	Handle case of all three args being matrices (from Jim Van Zandt
	jrv@vanzandt.mv.com).
	* meshdom.m: Undo previous change.

Wed Dec 20 13:48:12 1995  John W. Eaton  <jwe@bevo.che.wisc.edu>

	* configure.in (AC_OUTPUT): Add audio/Makefile

Thu Nov 16 13:07:07 1995  John Eaton  <jwe@bevo.che.wisc.edu>

	* audio: New directory of files from Kurt Hornik and Andreas
	Weingessel.
	* audio/Makefile.in: New file.
	* Makefile.in (SUBDIRS): Add audio to the list.

Mon Nov  6 07:29:35 1995  John Eaton  <jwe@bevo.che.wisc.edu>

	* polynomial/polyfit.m: Use `economy-stle' QR factorization.

Fri Nov  3 00:38:46 1995  John Eaton  <jwe@bevo.che.wisc.edu>

	* plot/mesh.m: Require, length (y) == rows (z) and length (x) ==
	columns (z), not the other way around.
	* plot/meshdom.m: Don't reverse order of elements in y.

Thu Nov  2 23:56:53 1995  John Eaton  <jwe@bevo.che.wisc.edu>

	* plot/axis.m: Return current axis if nargin == 0.

Tue Oct 31 04:11:28 1995  John Eaton  <jwe@bevo.che.wisc.edu>

	* polynomial/roots.m: Updates from Kurt Hornik.

	* polynomial/polyder.m: New file.

	* polynomial/polyderiv.m: Give return value and arg different names.

Mon Oct 30 23:27:02 1995  John Eaton  <jwe@bevo.che.wisc.edu>

	* specfun/betainc.m: New file.
	* specfun/gammainc.m: New file.

Wed Oct 18 23:45:52 1995  John Eaton  <jwe@bevo.che.wisc.edu>

	* general/strerror.m: New file.
	* general/perror.m: Implement using strerror().

Thu Oct  5 03:21:36 1995  John Eaton  <jwe@bevo.che.wisc.edu>

	* plot/bottom_title.m plot/mplot.m plot/multiplot.m plot/oneplot.m
	plot/plot_border.m plot/subplot.m plot/subwindow.m
	plot/top_title.m plot/zlabel.m: New files, from Vinayak Dutt.

	* image/saveimage.m: Round img values first.

Tue Oct  3 03:55:18 1995  John Eaton  <jwe@bevo.che.wisc.edu>

	* control/abcddim.m control/are.m general/tril.m general/triu.m
	image/saveimage.m linear-algebra/kron.m linear-algebra/norm.m
	linear-algebra/null.m miscellaneous/etime.m plot/contour.m
	plot/mesh.m plot/plot_int.m plot/polar_int.m
	special-matrix/hankel.m special-matrix/toeplitz.m
	tuwien/strfun/split.m: Add missing semicolons.

	* plot/polar_int.m: Use .', not ' to make vectors conform.

	* image/Makefile.in: Don't build or install octtoppm.

	* image/saveimage.m: Rewrite to avoid using octoppm and pbm
	routines so that people who don't have the the pbm stuff installed
	can still use this function.

Mon Oct  2 05:10:44 1995  John Eaton  <jwe@bevo.che.wisc.edu>

	* image/saveimage.m: Better error checking, clean up a bit.

Tue Sep 26 00:04:56 1995  John Eaton  <jwe@bevo.che.wisc.edu>

	* plot/plot_opt.m: Change more to more_opts as a temporary fix to
	avoid conflict with new built-in text-style function more.

	* linear-algebra/norm.m: Also allow 2nd arg == "inf".

	* startup/Makefile.in (install): Also install octaverc in
	$localfcnfiledir/startup/octavrc.

Wed Sep 20 00:01:30 1995  John Eaton  <jwe@bevo.che.wisc.edu>

	* mkinstalldirs: New file.
	* Makefile.in (DISTFILES): Add it to the list.

	* Makefile.in (DISTFILES): Distribute configure.in and configure.

Thu Sep 14 03:56:19 1995  John Eaton  <jwe@bevo.che.wisc.edu>

	* special-matrix/hankel.m: Compatibility fix.  Complain if 
	r(1) != c(nr), not if r(1) != c(1).
	
	* signal/filter.m: Doc fix.

Wed Sep 13 03:19:05 1995  John Eaton  <jwe@bevo.che.wisc.edu>

	* miscellaneous/cputime.m: Use new resource structure names (no
	ru_ or tv_ prefixes).

Tue Sep 12 02:20:44 1995  John Eaton  <jwe@bevo.che.wisc.edu>

	* time/ctime.m: Fix doc string and usage message.

Mon Sep 11 18:43:46 1995  John Eaton  <jwe@bevo.che.wisc.edu>

	* time/clock.m: Use new time structure names (no tm_ prefix).

Thu Aug 24 20:53:08 1995  John Eaton  <jwe@bevo.che.wisc.edu>

	* control/c2d.m: Make function work for any value of
	whitespace_in_literal_matrix.
	* control/dare.m: Likewise.
	* control/tzero.m: Likewise.
	* elfun/gcd.m: Likewise.
	* elfun/lcm.m: Likewise.
	* general/postpad.m: Likewise.
	* general/prepad.m: Likewise.
	* linear-algebra/kron.m: Likewise.
	* miscellaneous/etime.m: Likewise.
	* polynomial/conv.m: Likewise.
	* polynomial/deconv.m: Likewise.
	* polynomial/poly.m: Likewise.
	* polynomial/roots.m: Likewise.
	* signal/filter.m: Likewise.
	* signal/freqz.m: Likewise.
	* signal/fftfilt.m: Likewise.

Tue Jun  6 22:34:04 1995  John Eaton  <jwe@schoch.che.utexas.edu>

	* miscellaneous/is_leap_year.m: Make work for vector args.

Tue May  2 16:18:33 1995  John Eaton  <jwe@schoch.che.utexas.edu>

	* plot/polar_int_2.m: Add missing semicolons.
	Set theta = theta', not rho'.

Sun Apr 30 11:19:11 1995  John Eaton  <jwe@schoch.che.utexas.edu>

	* polynomial/roots.m: Make it work for any value of
	whitespace_in_literal_matrix.

Mon Apr 10 09:37:17 1995  John Eaton  <jwe@schoch.che.utexas.edu>

	* configure.in: New file.

Thu Mar 30 13:29:35 1995  John Eaton  <jwe@schoch.che.utexas.edu>

	* control/lyap.m: Add missing semicolon.

	* miscellaneous/cputime.m: New function file.

Wed Mar 29 22:50:49 1995  John Eaton  <jwe@schoch.che.utexas.edu>

	* time: New directory.
	* time/asctime.m, time/clock.m, time/ctime.m, time/date.m:
	New function files.
	* time/Makefile.in: New file.
	* Makefile.in (SUBDIRS): Add time.

Thu Mar 23 15:42:26 1995  John Eaton  <jwe@schoch.che.utexas.edu>

	* polynomial/polyreduce.m: Make sure initial index is not empty.

Tue Mar 14 23:38:24 1995  John Eaton  <jwe@schoch.che.utexas.edu>

	* plot/plot_int_1.m: Transpose data with .', not '.

Fri Mar 10 10:40:13 1995  John Eaton  <jwe@schoch.che.utexas.edu>

	* Makefile.in (install uninstall clean mostlyclean distclean
	realclean): Use SUBDIR_FOR_COMMAND.  Combine actions.

Sun Feb 26 22:18:22 1995  John Eaton  <jwe@schoch.che.utexas.edu>

	* Makefile.in (install): Create ls-R database file.
	(uninstall): Delete it.

Fri Feb 24 10:36:01 1995  John Eaton  <jwe@schoch.che.utexas.edu>

	* scripts/image/saveimage.m: Fix typo.

See ChangeLog.1 in the top level directory for earlier changes.
