--- imach/src/ChangeLog	2022/04/13 17:52:55	1.50
+++ imach/src/ChangeLog	2022/05/30 08:28:04	1.52
@@ -1,3 +1,19 @@
+2022-05-30  Brouard Nicolas  <brouard@brouard.name>
+
+	* imach.c: With products of covariates (age or dummies or
+	quantitatives), estimates of parameters were good but when
+	estimating variances the positions of newly created covariates
+	were wrongly assigned and results were wrong. Thank to Feinua_Sun!
+
+2022-05-24  Nicolas Brouard   <brouard@ined.fr>
+
+	* imach.c (Module): Some attempts to find a bug of wrong estimates
+	of confidencce intervals with product in the equation modelC
+
+2022-05-15  Nicolas Brouard   <brouard@ined.fr>
+
+	* imach.c (Module):  Some minor improvements
+
 2022-04-13  Brouard Nicolas  <brouard@brouard.name>
 
 	* imach.c (Module): Adding link to text data files