diff --git a/InstallerSamples/WhatsNew/3_11_1/ArrInInterpolated.pas b/InstallerSamples/WhatsNew/3_11_1/ArrInInterpolated.pas
new file mode 100644
index 000000000..aeee8b6a2
--- /dev/null
+++ b/InstallerSamples/WhatsNew/3_11_1/ArrInInterpolated.pas
@@ -0,0 +1,8 @@
+// 3.11.1. В интерполированных строках теперь интерполируется содержимое контейнеров
+begin
+  Println($'{[1,2,3]}');
+  Println($'{Lst(1,2,3)}');
+  Println($'{Lst([1,2],[3,4])}');
+  Println($'{SetOf(1,2,3)}');
+  Println($'{Dict(1 to 2, 3 to 4)}');
+end.
\ No newline at end of file
diff --git a/InstallerSamples/WhatsNew/3_11_1/ArrMatrRandomDiap.pas b/InstallerSamples/WhatsNew/3_11_1/ArrMatrRandomDiap.pas
new file mode 100644
index 000000000..6df28846b
--- /dev/null
+++ b/InstallerSamples/WhatsNew/3_11_1/ArrMatrRandomDiap.pas
@@ -0,0 +1,7 @@
+// 3.11.1. ArrRandomInteger и MatrRandomInteger с диапазоном
+begin
+  var a := ArrRandomInteger(10,5..10);
+  a.Println;
+  var m := MatrRandomInteger(3,4,2..9);
+  m.Println(3);
+end.
\ No newline at end of file
diff --git a/InstallerSamples/WhatsNew/3_11_1/ArrRealToStringDigits.pas b/InstallerSamples/WhatsNew/3_11_1/ArrRealToStringDigits.pas
new file mode 100644
index 000000000..76e97d8ab
--- /dev/null
+++ b/InstallerSamples/WhatsNew/3_11_1/ArrRealToStringDigits.pas
@@ -0,0 +1,6 @@
+// 3.11.1. ToString(digits) для массива вещественных
+begin
+  var a := ArrRandomReal(5);
+  var s := a.ToString(1);
+  Print(s);
+end.
\ No newline at end of file
diff --git a/InstallerSamples/WhatsNew/3_11_1/CopyMethod.pas b/InstallerSamples/WhatsNew/3_11_1/CopyMethod.pas
new file mode 100644
index 000000000..55f7dc505
--- /dev/null
+++ b/InstallerSamples/WhatsNew/3_11_1/CopyMethod.pas
@@ -0,0 +1,9 @@
+// 3.11.1. ToString(digits) для массива вещественных
+begin
+  var a := [1,3,5];
+  var a1 := a.Copy;
+  Println(a1);
+  var m := Matr([2,4,6],[3,5,8]);
+  var m1 := m.Copy;
+  Println(m1);
+end.
\ No newline at end of file
diff --git a/InstallerSamples/WhatsNew/3_11_1/GCD_LCM.pas b/InstallerSamples/WhatsNew/3_11_1/GCD_LCM.pas
new file mode 100644
index 000000000..782d453c5
--- /dev/null
+++ b/InstallerSamples/WhatsNew/3_11_1/GCD_LCM.pas
@@ -0,0 +1,10 @@
+// 3.11.1. Стандартные функцции GCD, LCM
+begin
+  var (a,b) := (56,98);
+  
+  var GCD := GCD(a, b);
+  var LCM := LCM(a, b);
+  
+  Println($'НОД({a}, {b}) = {GCD}');
+  Println($'НОК({a}, {b}) = {LCM}');
+end.
\ No newline at end of file
diff --git a/InstallerSamples/WhatsNew/3_11_1/Hypot.pas b/InstallerSamples/WhatsNew/3_11_1/Hypot.pas
new file mode 100644
index 000000000..09498f37f
--- /dev/null
+++ b/InstallerSamples/WhatsNew/3_11_1/Hypot.pas
@@ -0,0 +1,5 @@
+// 3.11.1. Стандартная функция Hypot
+begin
+  Hypot(3,4).Println;
+  Hypot(6,5).Println;
+end.
\ No newline at end of file
diff --git a/InstallerSamples/WhatsNew/3_11_1/MatrixElements.pas b/InstallerSamples/WhatsNew/3_11_1/MatrixElements.pas
new file mode 100644
index 000000000..c92418f7e
--- /dev/null
+++ b/InstallerSamples/WhatsNew/3_11_1/MatrixElements.pas
@@ -0,0 +1,7 @@
+// 3.11.1. Метод Elements для матрицы - элементы по строкам
+begin
+  var m := MatrRandomInteger(3,4);
+  m.Println;
+  m.Elements.Println;
+  Println(m.Elements.Min,m.Elements.Max,m.Elements.Sum);
+end.
\ No newline at end of file