machphy
diff --git a/‎numpy/__pycache__/numpy.cpython-312.pyc‎
2.57 KB b/‎numpy/__pycache__/numpy.cpython-312.pyc‎
2.57 KB
diff --git a/‎numpy/numpy.py‎
Lines changed: 54 additions & 0 deletions b/‎numpy/numpy.py‎
Lines changed: 54 additions & 0 deletions
@@ -2,3 +2,57 @@
 
 ok= np.array([1, 2, 3])
 print(ok)  
+np.zeros((2, 3))  # 2x3 array of zeros
+np.ones((2, 3))   # 2x3 array of ones
+np.random.rand(2, 3)  # 2x3 array of random floats
+np.arange(0, 10, 2)   # Array with values from 0 to 9 with a step of 2
+
+arr = np.array([[1, 2, 3], [4, 5, 6]])
+print(arr.shape)  # Output: (2, 3)
+print(arr.size)   # Output: 6
+print(arr.dtype)  # Output: int64
+print(arr.ndim)   # Output: 2
+
+arr = np.array([1, 2, 3, 4, 5])
+print(arr[1:3])  # Output: [2 3]
+arr2d = np.array([[1, 2], [3, 4], [5, 6]])
+print(arr2d[1:, :])  # Output: [[3 4] [5 6]]
+
+arr = np.array([1, 2, 3])
+print(arr + 2)    # Output: [3 4 5]
+print(arr * 3)    # Output: [3 6 9]
+
+arr1 = np.array([1, 2, 3])
+arr2 = np.array([4, 5, 6])
+print(arr1 + arr2)  # Output: [5 7 9]
+
+arr = np.array([1, 2, 3])
+matrix = np.array([[10], [20], [30]])
+print(arr + matrix)
+# Output:
+# [[11 12 13]
+#  [21 22 23]
+#  [31 32 33]]
+arr = np.array([1, 2, 3, 4])
+print(np.sum(arr))      # Output: 10
+print(np.mean(arr))     # Output: 2.5
+print(np.std(arr))      # Output: 1.11803
+
+arr1 = np.array([1, 2])
+arr2 = np.array([3, 4])
+print(np.dot(arr1, arr2))  # Output: 11
+
+arr = np.array([1, 2, 3, 4])
+print(np.sum(arr))      # Output: 10
+print(np.mean(arr))     # Output: 2.5
+print(np.std(arr))      # Output: 1.11803
+
+arr1 = np.array([1, 2])
+arr2 = np.array([3, 4])
+print(np.dot(arr1, arr2))  # Output: 11
+
+matrix = np.array([[1, 2], [3, 4]])
+print(np.linalg.inv(matrix))  # Inverse of the matrix
+
+np.random.seed(42)  # Set seed for reproducibility
+print(np.random.rand(3, 2))  # 3x2 array of random floats