Revert Sum Product для BigInteger

Configuration/GlobalAssemblyInfo.cs

@@ -15,7 +15,7 @@ internal static class RevisionClass
 	public const string Major = "3";
 	public const string Minor = "7";
 	public const string Build = "1";
-	public const string Revision = "2746";
+	public const string Revision = "2747";
 
         public const string MainVersion = Major + "." + Minor;
 	public const string FullVersion = Major + "." + Minor + "." + Build + "." + Revision;

Configuration/Version.defs

@@ -1,4 +1,4 @@
-%COREVERSION%=1
-%REVISION%=2746
 %MINOR%=7
+%REVISION%=2747
+%COREVERSION%=1
 %MAJOR%=3

Release/pabcversion.txt

@@ -1 +1 @@
-3.7.1.2746
+3.7.1.2747

ReleaseGenerators/PascalABCNET_version.nsh

@@ -1 +1 @@
-!define VERSION '3.7.1.2746'
+!define VERSION '3.7.1.2747'

bin/Lib/PABCSystem.pas

@@ -9745,37 +9745,6 @@ begin
     Result += f(x);
 end;}
 
-/// Возвращает сумму элементов последовательности
-function Sum(Self: sequence of BigInteger): BigInteger; extensionmethod;
-begin
-  Result := 0bi;
-  foreach var a in Self do
-    Result += a
-end;
-
-/// Возвращает среднее элементов последовательности
-function Average(Self: sequence of BigInteger): real; extensionmethod;
-begin
-  var cnt := 0;
-  var sum := 0bi;
-  foreach var a in Self do
-  begin
-    sum += a;
-    cnt += 1;
-  end;  
-  if cnt <> 0 then 
-    Result := sum/cnt
-  else Result := 0
-end;
-
-/// Возвращает произведение элементов последовательности
-function Product(Self: sequence of BigInteger): BigInteger; extensionmethod;
-begin
-  Result := 0bi;
-  foreach var a in Self do
-    Result += a
-end;
-
 
 /// Возвращает отсортированную по возрастанию последовательность
 function Sorted<T>(Self: sequence of T): sequence of T; extensionmethod;