Add additional class and function comments

Author: adamgraham

Runtime/Chance.cs

@@ -1,5 +1,8 @@
 namespace Zigurous.Math
 {
+    /// <summary>
+    /// Provides functions for generating random chance values.
+    /// </summary>
     public static class Chance
     {
         public enum Coin { Heads, Tails }
@@ -187,7 +190,7 @@ public static int CustomDiceRoll(int[] values, int x)
         }
 
         /// <summary>
-        /// Returns `true` or `false`, with 50-50 odds.
+        /// Returns true or false, with 50-50 odds.
         /// </summary>
         public static bool RandomBool() => UnityEngine.Random.value < 0.5f;
 
@@ -197,7 +200,7 @@ public static int CustomDiceRoll(int[] values, int x)
         public static Coin CoinFlip() => UnityEngine.Random.value < 0.5f ? Coin.Heads : Coin.Tails;
 
         /// <summary>
-        /// Returns `1.0f` or `-1.0f`, with 50-50 odds.
+        /// Returns 1.0f or -1.0f, with 50-50 odds.
         /// </summary>
         public static float PositiveOrNegative() => UnityEngine.Random.value < 0.5f ? 1.0f : -1.0f;
 

Runtime/FloatEqualityComparer.cs

@@ -2,12 +2,25 @@
 
 namespace Zigurous.Math
 {
+    /// <summary>
+    /// Determines equality between float values given an amount of decimal
+    /// digits to compare.
+    /// </summary>
     public sealed class FloatEqualityComparer : IEqualityComparer<float>
     {
+        /// <summary>
+        /// The number of decimal digits to compare when determining equality.
+        /// </summary>
         public int digits = 3;
 
+        /// <summary>
+        /// Determines whether the specified floats are equal.
+        /// </summary>
         public bool Equals(float x, float y) => System.Math.Round(x, this.digits) == System.Math.Round(y, this.digits);
 
+        /// <summary>
+        /// Returns a hash code for the specified float value.
+        /// </summary>
         public int GetHashCode(float f) => System.Math.Round(f, this.digits).GetHashCode();
 
     }

Runtime/Processors.cs

@@ -2,6 +2,9 @@
 
 namespace Zigurous.Math
 {
+    /// <summary>
+    /// Provides functions for processing input values.
+    /// </summary>
     public static class Processors
     {
         /// <summary>