3.2. Array Arithmetic¶
3.2.1. Rationale¶
3.2.2. Addition¶
import numpy as np
a = np.array([[1, 2, 3],
[4, 5, 6]])
a + 2
# array([[3, 4, 5],
# [6, 7, 8]])
3.2.3. Subtraction¶
import numpy as np
a = np.array([[1, 2, 3],
[4, 5, 6]])
a - 2
# array([[-1, 0, 1],
# [ 2, 3, 4]])
3.2.4. Division¶
import numpy as np
a = np.array([[1, 2, 3],
[4, 5, 6]])
a / 2
# array([[0.5, 1. , 1.5],
# [2. , 2.5, 3. ]])
3.2.5. True Division¶
import numpy as np
a = np.array([[1, 2, 3],
[4, 5, 6]])
a // 2
# array([[0, 1, 1],
# [2, 2, 3]])
3.2.6. Modulo¶
import numpy as np
a = np.array([[1, 2, 3],
[4, 5, 6]])
a % 2
# array([[1, 0, 1],
# [0, 1, 0]])
3.2.7. Multiplication¶
import numpy as np
a = np.array([[1, 2, 3],
[4, 5, 6]])
a * 2
# array([[ 2, 4, 6],
# [ 8, 10, 12]])
3.2.8. Power¶
import numpy as np
a = np.array([[1, 2, 3],
[4, 5, 6]])
a ** 2
# array([[ 1, 4, 9],
# [16, 25, 36]])
3.2.9. Roots¶
import numpy as np
a = np.array([[1, 2, 3],
[4, 5, 6]])
a ** (1/2)
# array([[1. , 1.41421356, 1.73205081],
# [2. , 2.23606798, 2.44948974]])
3.2.10. Assignments¶
Todo
Create assignments