# numpy: Tools¶

### Other tools¶

- `numpy.linalg`
- `scipy`
- `matplotlib`

In [1]:

    import numpy as np
    import matplotlib.pyplot as pt

In [2]:

    x = np.linspace(-10, 10, 100)
    pt.plot(x, np.sin(x)+x*0.5)

Out[2]:

    [<matplotlib.lines.Line2D at 0x7f79b98ad668>]

In [3]:

    pic = np.sin(x).reshape(len(x), 1)  * np.cos(x)
    pt.imshow(pic)

Out[3]:

    <matplotlib.image.AxesImage at 0x7f79b97bc278>

In [ ]: