/// <summary> Determines whether the specified value is one of the simple types defined by
 /// C# to contain numeric values but is not a <c>char</c>. <para> This method is equivalent
 /// to <code><![CDATA[value.IsNumeric() && !(value is char)]]></code>. </para> </summary> <param
 /// name="value"></param> <returns></returns>
 public static bool IsNumericAndNotChar(this IConvertible value)
 {
     return(!(value is char) && value.IsNumeric());
 }