diff --git a/common-math-package.lisp b/common-math-package.lisp
index 36c5fd0278945351d08d42b9cb5dd99aac6bcf4b..4a9481aff976e9a048340cf72910521bc40377e4 100644
--- a/common-math-package.lisp
+++ b/common-math-package.lisp
@@ -7,7 +7,7 @@
(defpackage "IT.UNIMIB.DISCO.MA.CL.EXT.MATH" (:use "CL")
(:documentation "The Common Math Common Lisp Package.
-The main package containign the symbols that comprise the generic math
+The main package containing the symbols that comprise the generic math
operations library. Most math library symbols form the CL package are
shadowed and re-exported. The other symbols are mostly the hooks into
the generic function machinery for generic math.
@@ -16,7 +16,7 @@ The symbols in the API are constants, mostly covering IEEE 754 names
and values, and generic functions of fixed arity. These functions
usually come in two flavors: monadic and dyadic. They have names
following a simple scheme: monadic functions have a single dot
-indicating the single argument, and dyadic ones have tw,o indicating
+indicating the single argument, and dyadic ones have two, indicating
both arguments. E.g.,
Monadic minus: -.