Added blank lines between paragraphs

README.md

@@ -11,8 +11,11 @@ commonly found in Scheme implementations.
 expt - (expt x y) is x to the yth power, returns an exact number
   if the base is an exact number, and the power is an integer,
   otherwise returns a double.
+
 abs - (abs n) is the absolute value of n
+
 gcd - (gcd m n) returns the greatest common divisor of m and n
+
 lcm - (lcm m n) returns the least common multiple of m and n
 
 When floor, ceil, and round are passed doubles, we just defer to
@@ -25,9 +28,11 @@ but it seems best to match Java's semantics.  On exact numbers
 floor - (floor n) returns the greatest integer less than or equal to n.
   If n is an exact number, floor returns an integer,
   otherwise a double.
+
 ceil - (ceil n) returns the least integer greater than or equal to n.
   If n is an exact number, ceil returns an integer,
   otherwise a double.
+
 round - (round n) rounds to the nearest integer.
   round always returns an integer.  round rounds up for values
   exactly in between two integers.
@@ -44,6 +49,7 @@ sqrt - Implements the sqrt behavior I'm accustomed to from PLT Scheme,
   convert your input to a double before calling this sqrt function.
   If Clojure ever gets complex numbers, then this function will
   need to be updated (so negative inputs yield complex outputs).
+
 exact-integer-sqrt - Implements a math function from the R6RS Scheme
   standard.  (exact-integer-sqrt k) where k is a non-negative integer,
   returns [s r] where k = s^2+r and k < (s+1)^2.  In other words, it