update

include/amscppperm1/amscppperm1.hpp

@@ -74,8 +74,8 @@ static const int perm_failure = -1;
 int factorial(int n);
 
 //Iteratable Permutation Class
-//Provides an object for iterating over permutations of low dimension
-//These can be stepped along 
+//Provides an object for iterating over permutations of low order (<=12)
+//These can be stepped along in a loop
 class ipermutation
 {
 public:
@@ -172,8 +172,6 @@ class permutation
     int& at(const int ind);
     const int& at(const int ind) const;
     
-    
-
     static permutation first(int length);
     static permutation last(int length);
 
@@ -182,8 +180,11 @@ class permutation
 
     int _intl_calculate_mindex(int *mindex, int *wrk);
     int levi_civita();
+
+    void print(int style);
 };
 
+void test_permutation1();
 
 }; //end namespace perm
 }; //end namespace ams