Merge pull request #20 from eagleflo/fix-good-enough-case

Fix good-enough? case

Author: sarabander

sicp-pocket.texi

@@ -2530,7 +2530,7 @@ variable @code{abs}.  It would have changed from free to bound.)  The meaning
 of @code{good-enough?} is not independent of the names of its free variables,
 however.  It surely depends upon the fact (external to this definition) that
 the symbol @code{abs} names a procedure for computing the absolute value of a
-number.  @code{Good-enough?} will compute a different function if we substitute
+number.  @code{good-enough?} will compute a different function if we substitute
 @code{cos} for @code{abs} in its definition.
 
 @subsubheading Internal definitions and block structure