< !DOCTYPE html>

In [447]:

```
%matplotlib inline
import matplotlib.pyplot as plt
import numpy as np
import scipy
```

In [448]:

```
A = np.identity(5)
print A
```

< !DOCTYPE html>

In [447]:

```
%matplotlib inline
import matplotlib.pyplot as plt
import numpy as np
import scipy
```

In [448]:

```
A = np.identity(5)
print A
```