[DOC] Harmonize rb_div methods

Author: BurdetteLamar

complex.c

@@ -999,9 +999,9 @@ f_divide(VALUE self, VALUE other,
 
 /*
  * call-seq:
- *   complex / numeric -> new_complex
+ *   self / other -> complex
  *
- * Returns the quotient of +self+ and +numeric+:
+ * Returns the quotient of +self+ and +other+:
  *
  *   Complex.rect(2, 3)  / Complex.rect(2, 3)  # => (1+0i)
  *   Complex.rect(900)   / Complex.rect(1)     # => (900+0i)

numeric.c

@@ -1175,7 +1175,7 @@ rb_flo_div_flo(VALUE x, VALUE y)
  *  call-seq:
  *    self / other -> numeric
  *
- *  Returns a new \Float which is the result of dividing +self+ by +other+:
+ * Returns the quotient of +self+ and +other+:
  *
  *    f = 3.14
  *    f / 2              # => 1.57
@@ -4386,16 +4386,18 @@ fix_div(VALUE x, VALUE y)
 
 /*
  * call-seq:
- *   self / numeric -> numeric_result
+ *   self / other -> numeric
  *
- * Performs division; for integer +numeric+, truncates the result to an integer:
+ * Returns the quotient of +self+ and +other+.
+ *
+ * For integer +other+, truncates the result to an integer:
  *
  *   4 / 3              # => 1
  *   4 / -3             # => -2
  *   -4 / 3             # => -2
  *   -4 / -3            # => 1
  *
- *  For other +numeric+, returns non-integer result:
+ * For non-integer +other+, returns a non-integer result:
  *
  *   4 / 3.0            # => 1.3333333333333333
  *   4 / Rational(3, 1) # => (4/3)

rational.c

@@ -911,10 +911,9 @@ rb_rational_mul(VALUE self, VALUE other)
 
 /*
  * call-seq:
- *    rat / numeric     ->  numeric
- *    rat.quo(numeric)  ->  numeric
+ *    self / other -> numeric
  *
- * Performs division.
+ * Returns the quotient of +self+ and +other+:
  *
  *    Rational(2, 3)  / Rational(2, 3)   #=> (1/1)
  *    Rational(900)   / Rational(1)      #=> (900/1)