fix

Author: toolgood

csharp/Antlr4Helper.CSharpHelper/Program.cs

@@ -53,6 +53,7 @@ static void Main(string[] args)
 			csText = csText.Replace("_prevctx = _localctx;", "");
 			csText = csText.Replace("internal partial class", "internal sealed class");
 			csText = csText.Replace("internal sealed class ExprContext", "internal class ExprContext");
+			csText = csText.Replace("public ExprContext expr() {\r\n\t\treturn expr(0);\r\n\t}", "");
 
 			//_prevctx = _localctx;
 

csharp/ToolGood.Algorithm/math/mathParser.cs

@@ -2620,9 +2620,6 @@ public override TResult Accept<TResult>(IParseTreeVisitor<TResult> visitor) {
 			return typedVisitor.VisitRAND_fun(this);
 		}
 	}
-	public ExprContext expr() {
-		return expr(0);
-	}
 	private ExprContext expr(int _p) {
 		ParserRuleContext _parentctx = Context;
 		int _parentState = State;