diff --git a/TEMA8/func_module.py b/TEMA8/func_module.py
new file mode 100644
index 0000000..5f7d79a
--- /dev/null
+++ b/TEMA8/func_module.py
@@ -0,0 +1,18 @@
+import math
+
+f = lambda x, a, b, c, d: a / (1 + math.exp(-b - c * x - d * x**2))
+
+def calc_and_save(a, b, c, d, filename="results.txt"):
+    if a <= 0 or b <= 0 or c <= 0 or d <= 0:
+        raise ValueError("Все параметры должны быть положительными")
+    
+    xs = list(range(-20, 21, 2))
+    values = [f(x, a, b, c, d) for x in xs]
+    
+    with open(filename, "w", encoding="utf-8") as file:
+        for i in range(0, len(values), 3):
+            chunk = values[i:i+3]
+            line = " ".join(f"{v:.6f}" for v in chunk)
+            file.write(line + "\n")
+    
+    return xs, values
diff --git a/TEMA8/main_module.py b/TEMA8/main_module.py
new file mode 100644
index 0000000..37adc22
--- /dev/null
+++ b/TEMA8/main_module.py
@@ -0,0 +1,25 @@
+from func_module import calc_and_save
+
+def main():
+    print("Ввод параметров a, b, c, d (положительные числа):")
+    a = float(input("a = "))
+    b = float(input("b = "))
+    c = float(input("c = "))
+    d = float(input("d = "))
+    
+    if a <= 0 or b <= 0 or c <= 0 or d <= 0:
+        print("Ошибка: все параметры должны быть положительными!")
+        return
+    
+    filename = input("Имя выходного файла (по умолчанию results.txt): ").strip()
+    if not filename:
+        filename = "results.txt"
+    
+    try:
+        calc_and_save(a, b, c, d, filename)
+        print(f"Результаты записаны в файл {filename}")
+    except Exception as e:
+        print(f"Ошибка: {e}")
+
+if __name__ == "__main__":
+    main()
diff --git a/TEMA8/results.txt b/TEMA8/results.txt
new file mode 100644
index 0000000..ac265e9
--- /dev/null
+++ b/TEMA8/results.txt
@@ -0,0 +1,7 @@
+1.000000 1.000000 1.000000
+1.000000 1.000000 1.000000
+1.000000 1.000000 1.000000
+0.999994 0.880797 1.000000
+1.000000 1.000000 1.000000
+1.000000 1.000000 1.000000
+1.000000 1.000000 1.000000
diff --git a/TEMA8/test.md b/TEMA8/test.md
new file mode 100644
index 0000000..e69de29