update

2025.10.11_time_test_of_eigen_openblas_mkl_numpy/a.py

@@ -0,0 +1,22 @@
+import numpy as np
+import time
+
+sizes = [100, 200, 300, 500, 1000, 2000, 3000, 5000]
+trials = 3
+
+for size in sizes:
+    print(f"Testing size: {size}x{size}")
+    
+    A = np.random.rand(size, size)
+    A = A.T @ A + np.eye(size)
+    
+    start = time.time()
+    
+    for _ in range(trials):
+        A_inv = np.linalg.inv(A)
+    
+    end = time.time()
+    duration = end - start
+    
+    print(f"Average time per inversion: {duration/trials:.3f} s")
+    print("----------------------------------")