Added remarks for Sorted<T>.Max and Sorted<T>.Min properties regarding the default returning value of T when the set has no elements. (#3580)

Author: ChristianoKiss

xml/System.Collections.Generic/SortedSet`1.xml

@@ -1379,7 +1379,14 @@
       <Docs>
         <summary>Gets the maximum value in the <see cref="T:System.Collections.Generic.SortedSet`1" />, as defined by the comparer.</summary>
         <value>The maximum value in the set.</value>
-        <remarks>To be added.</remarks>
+        <remarks>
+          <format type="text/markdown"><![CDATA[  
+  
+## Remarks
+ If the <xref:System.Collections.Generic.SortedSet%601> has no elements, then the <xref:System.Collections.Generic.SortedSet%601.Max%2A> property returns the default value of `T`.
+
+ ]]></format>
+        </remarks>
       </Docs>
     </Member>
     <Member MemberName="Min">
@@ -1413,7 +1420,14 @@
       <Docs>
         <summary>Gets the minimum value in the <see cref="T:System.Collections.Generic.SortedSet`1" />, as defined by the comparer.</summary>
         <value>The minimum value in the set.</value>
-        <remarks>To be added.</remarks>
+        <remarks>
+          <format type="text/markdown"><![CDATA[  
+  
+## Remarks
+ If the <xref:System.Collections.Generic.SortedSet%601> has no elements, then the <xref:System.Collections.Generic.SortedSet%601.Min%2A> property returns the default value of `T`.
+
+ ]]></format>
+        </remarks>
       </Docs>
     </Member>
     <Member MemberName="OnDeserialization">