Merge pull request #443 from gmlueck/gmlueck/fix-216

Fix range for half-precision cos/sin/tan

adoc/chapters/programming_interface.adoc

@@ -23671,7 +23671,7 @@ template<typename NonScalar>      (2)
 
 *Overload (1):*
 
-_Preconditions:_ The value of [code]#x# must be in the range -216 to +216.
+_Preconditions:_ The value of [code]#x# must be in the range [-2^16^, +2^16^].
 
 _Returns:_ The cosine of [code]#x#.
 
@@ -23684,7 +23684,7 @@ _Constraints:_ Available only if all of the following conditions are met:
 * The element type is [code]#float#.
 
 _Preconditions:_ The value of each element of [code]#x# must be in the range
--216 to +216.
+[-2^16^, +2^16^].
 
 _Returns:_ For each element of [code]#x#, the cosine of [code]#x[i]#.
 
@@ -24030,7 +24030,7 @@ template<typename NonScalar>      (2)
 
 *Overload (1):*
 
-_Preconditions:_ The value of [code]#x# must be in the range -216 to +216.
+_Preconditions:_ The value of [code]#x# must be in the range [-2^16^, +2^16^].
 
 _Returns:_ The sine of [code]#x#.
 
@@ -24043,7 +24043,7 @@ _Constraints:_ Available only if all of the following conditions are met:
 * The element type is [code]#float#.
 
 _Preconditions:_ The value of each element of [code]#x# must be in the range
--216 to +216.
+[-2^16^, +2^16^].
 
 _Returns:_ For each element of [code]#x#, the sine of [code]#x[i]#.
 
@@ -24097,7 +24097,7 @@ template<typename NonScalar>      (2)
 
 *Overload (1):*
 
-_Preconditions:_ The value of [code]#x# must be in the range -216 to +216.
+_Preconditions:_ The value of [code]#x# must be in the range [-2^16^, +2^16^].
 
 _Returns:_ The tangent of [code]#x#.
 
@@ -24110,7 +24110,7 @@ _Constraints:_ Available only if all of the following conditions are met:
 * The element type is [code]#float#.
 
 _Preconditions:_ The value of each element of [code]#x# must be in the range
--216 to +216.
+[-2^16^, +2^16^].
 
 _Returns:_ For each element of [code]#x#, the tangent of [code]#x[i]#.