Добавлены отчёты, задания и тесты

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