diff --git a/doc/Doc.md b/doc/Doc.md
index de64f23..2b0eeb6 100644
--- a/doc/Doc.md
+++ b/doc/Doc.md
@@ -14,14 +14,14 @@
 |`(while cond ...)`|`while` evaluates only its cond argument.|`while` evaluates its condition expression every iteration before running. If it is true, it continues to evaluate every expression in the `while` body. It then returns the last value evaluated.|
 
 
-## Examples
+## Library
 
 #### Using the binary
 
-Run wisp in interactive mode:
+Run ml in interactive mode:
 
 ```bash
-$ ./wisp
+$ ./ml
 >>> (print "Hello world!")
 Hello world!
  => "Hello world!"
@@ -30,13 +30,13 @@ Hello world!
 Interpret a file:
 
 ```bash
-$ ./wisp -f "examples/hello_world.lisp"
+$ ./ml -f "examples/hello_world.lisp"
 Hello world!
 ```
 
 Interpret from command line argument:
 
 ```bash
-$ ./wisp -c '(print "Hello world!")'
+$ ./ml -c '(print "Hello world!")'
 Hello world!
 ```
diff --git a/ml.cpp b/ml.cpp
index d75c27c..152c5d5 100644
--- a/ml.cpp
+++ b/ml.cpp
@@ -15,7 +15,6 @@
 #include <sstream>
 #include <cstdlib>
 #include <iostream>
-#include <fstream>
 #include <ctime>
 
 
@@ -47,7 +46,7 @@
 
 
 
-// Convert an object to a string using a stringstream conveniently
+// Convert an object to a string using a string stream conveniently
 #define to_string(x) static_cast<std::ostringstream>((std::ostringstream() << std::dec << x )).str()
 
 // Replace a substring with a replacement string in a source string
@@ -1350,8 +1349,8 @@ namespace builtin {
 	    eval_args(args, env);
 
 	    if (args.size() != 1)
-		    throw MlError(MlValue(FLOAT_TYPE, cast_to_float), env,
-				  args.size() > 1 ? TOO_MANY_ARGS : TOO_FEW_ARGS);
+		    throw MlError(MlValue(FLOAT_TYPE, cast_to_float), env, args.size() > 1 ? TOO_MANY_ARGS : TOO_FEW_ARGS);
+
 	    return args[0].cast_to_float();
     }
 
@@ -1360,7 +1359,8 @@ namespace builtin {
 	    eval_args(args, env);
 
 	    if (args.size() != 1)
-		    throw MlError(MlValue(INT_TYPE, cast_to_int), env, args.size() > 1 ? TOO_MANY_ARGS : TOO_FEW_ARGS);
+	    	throw MlError(MlValue(INT_TYPE, cast_to_int), env, args.size() > 1 ? TOO_MANY_ARGS : TOO_FEW_ARGS);
+
 	    return args[0].cast_to_int();
     }