--- a/signals/ltfattext.m
+++ b/signals/ltfattext.m
@@ -1,22 +1,23 @@
function s=ltfattext();
%LTFATTEXT  Load the 'ltfattext' test image
-%  Usage: s=ltfattext;
-%
-%  LTFATTEXT loads a 401x600 black and white image of the word 'LTFAT'.
-%
-%  The image is assumed to be used as a spectrogram with 800 channels
-%  as produced by DGTREAL.
-%
-%  The returned matrix s consists of the integers between 0 and 1,
-%  which have been converted to double precision.
-%
-%  To display the image, use IMAGESC with a gray colormap:
-%
-%C   imagesc(ltfattext); colormap(gray); axis('xy');
-%
-%
-%  Demos: demo_isgram
+%   Usage: s=ltfattext;
+%
+%   ltfattext loads a $401 \times 600$ black and white image of the word
+%   'LTFAT'.
+%
+%   The image is assumed to be used as a spectrogram with 800 channels
+%   as produced by |dgtreal|_.
+%
+%   The returned matrix s consists of the integers 0 and 1, which have
+%   been converted to double precision.
+%
+%   To display the image, use imagesc with a gray colormap::
+%
+%     imagesc(ltfattext); colormap(gray); axis('xy');
+%
`