fixed factorial exercises

programming/exercises/factorialscriptb.m

@@ -1 +1 @@
-printfaculty(5);
+printfactorial(5);

programming/exercises/myfactorial.m

@@ -1,4 +1,4 @@
-function x = mufactorial(n)
+function x = myfactorial(n)
 % return the factorial of n
 x = 1;
 for i = 1:n

programming/exercises/printfactorial.m

@@ -1,5 +1,5 @@
-function printfaculty(n)
+function printfactorial(n)
-% compute the faculty of n and print it
+% compute the factorial of n and print it
 x = 1;
 for i = 1:n
     x = x * i;