+2007-08-11 Jason Stover <jhs@math.gcsu.edu>
+
+ * linreg.h (enum): Dropped ambiguous PSPP_LINREG_SVD in favor of
+ PSPP_LINREG_QR. Added PSPP_LINREG_CONDITIONAL_INVERSE.
+
+ * linreg.c (pspp_linreg): Added scope and comment for use of
+ generalized inverse to solve normal equations.
+
+2007-04-12 Jason Stover <jhs@math.gcsu.edu>
+
+ * linreg.c: (pspp_linreg_cache_free) Check for null pointer before
+ freeing.
+