Fix typos in comments and documentation (Reference-LAPACK PR 820)

lapack-netlib/DOCS/lawn81.tex

@@ -575,7 +575,7 @@ There are six machine-dependent functions in the test and timing
 package, at least three of which must be installed.  They are
 
 \begin{tabbing}
-MONOMO  \=  DOUBLE PRECYSION  \=  \kill
+MONOMO  \=  DOUBLE PRECISION  \=  \kill
 LSAME   \>  LOGICAL      \> Test if two characters are the same regardless of case \\
 SLAMCH  \>  REAL  \> Determine machine-dependent parameters \\
 DLAMCH  \>  DOUBLE PRECISION \> Determine machine-dependent parameters \\