--- imach/src/README.txt	2004/06/17 17:36:38	1.1
+++ imach/src/README.txt	2006/01/27 20:17:50	1.2
@@ -1,7 +1,7 @@
 Interpolated Marlov Chain (IMaCh program)
 
 This program is GPL licensed for the part the code that we wrote at
-INED. But currently (version 0.97b may 2004) maximization routines use
+INED. But currently (version 0.98b January 2006) maximization routines use
 a modified version of the patented routines from "Numerical Recipes in
 C". If you have the right to use the sources of their software you can
 get access to the source code and to the CVS tree of IMaCh.
@@ -9,25 +9,24 @@ get access to the source code and to the
 The program estimates Health Expectancies from Cross-longitudinal
 studies.
 The main publication is Lievre, A. Brouard. N, Heathcote
-Ch. Estimating Health Expectancies from Corss-longitudinal surveys,
+Ch. Estimating Health Expectancies from Cross-longitudinal surveys,
 Mathematical Population Studies, 10(1), 2003, pp. 1-52.
 
-To be brief, for each people interviewed we have the age and health
-states at each interview. Also the month of death is known. We model
-the probability to be observed in any state at any age via a
-parametric model and estimate the parameters and their confidence interval
-by maximum likelihood, many tables and graphs are output in
-HTML. Graphs are built using gnuplot.
-
-In the Windows version, gnuplot is also distributed. Version 4 is out
-since early 2004 and is used by latest version of Imach (at least
-version 0.38i is required).
-IMaCh is supposed to work on Linux, MacIntosh and Windows (9X or
-NT/XP).
+To be brief, for each people interviewed we need the age and health
+status at each interview. Also the month and year of death should be
+known as for birth.  We model the probability to be observed in any
+state at any age via a parametric model and estimate the parameters
+and their confidence interval by maximum likelihood. Many tables and
+graphs are output in HTML. Graphs are built using gnuplot.
+
+In the Windows version, gnuplot is also distributed. Version 4 of
+gnuplot is out since early 2004 and is used by latest version of Imach
+(at least version 0.38i of gnuplot is required).  IMaCh is supposed to work on
+Linux, Unix, MacIntosh (Panther, Tiger) and Windows (9X or NT/XP).
 
 WINDOWS
 On Windows it is distributed via a setup file (no more a zip file). As
-usual you can put the 'imach' directory in Program Files or
+usual, you can put the 'imach' directory in Program Files or
 wherever. The directory contains at least 2 directories, 'bin' for the
 binaries which are imach.exe and gnuplot.exe, doc for some of the
 documentation, and 'mytry' in order to test the program on a parameter
@@ -66,6 +65,9 @@ You may subscribe to imach-users@listes.
 imach-users-subscribe@listes.ined.fr and you can unsubscribe with a
 mail to imach-users-unsubscribe@listes.ined.fr .
 
+Other comments are included on the Wiki server
+http://euroreves.ined.fr/imach/wiki, please use it ask questions too.
+
 Nicolas Brouard (brouard at ined point fr)
 Agnès Lièvre (lievre chez ined dot fr)
 Christopher Heathcote