lab2/HookJeeves.py

@@ -137,19 +137,23 @@ def sample_search(
     x2_last = x2.copy()
     x2_last_err = x2_err.copy()
 
+    error_growth_coeff = 0.05  # КОЭФФИЦИЕНТ РОСТА ОШИБКИ
+
     while fit(f(x2), f(x1)):
         x2_last = x2.copy()
         x2_last_err = x2_err.copy()
 
-        if not r(x2 + (x2 - x1)):
+        step = x2 - x1
+        if not r(x2 + step):
             log("Ограничение ОДЗ")
             break
 
-        x2, x1 = x2 + (x2 - x1), x2
+        x2, x1 = x2 + step, x2
 
-        t_err = x2_err.copy()
-        x2_err = x2_err + (x2_err + x1_err)
-        x1_err = t_err.copy()
+        # Новая погрешность
+        step_error = error_growth_coeff * np.abs(step)
+        x2_err = x2_err + step_error
+        x1_err = x2_err.copy()
 
     log("Найдена точка", x2_last, f(x2_last))
     return x2_last, x2_last_err
@@ -177,7 +181,7 @@ def example():
         > - ищем максимум
         < - ищем минимум
         """
-        return a > b
+        return a < b
 
     def r(x):
         """