2020-10-19 21:08:55

This commit is contained in:
wizardforcel
2020-10-19 21:08:55 +08:00
parent 7f63048035
commit ab0caba1f0
140 changed files with 3982 additions and 3982 deletions

View File

@@ -4,7 +4,7 @@
In [1]:
```
```py
import numpy as np
def sinc(x):
@@ -20,27 +20,27 @@ def sinc(x):
In [2]:
```
```py
sinc(0.0)
```
Out[2]:
```
```py
1.0
```
In [3]:
```
```py
sinc(3.0)
```
Out[3]:
```
```py
3.8981718325193755e-17
```
@@ -48,13 +48,13 @@ Out[3]:
In [4]:
```
```py
x = np.array([1,2,3])
sinc(x)
```
```
```py
---------------------------------------------------------------------------
ValueError Traceback (most recent call last)
<ipython-input-4-9d4f36f2aa7a> in <module>()
@@ -75,7 +75,7 @@ ValueError: The truth value of an array with more than one element is ambiguous.
In [5]:
```
```py
vsinc = np.vectorize(sinc)
vsinc(x)
@@ -83,7 +83,7 @@ vsinc(x)
Out[5]:
```
```py
array([ 3.89817183e-17, -3.89817183e-17, 3.89817183e-17])
```
@@ -91,7 +91,7 @@ array([ 3.89817183e-17, -3.89817183e-17, 3.89817183e-17])
In [6]:
```
```py
import matplotlib.pyplot as plt
%matplotlib inline
@@ -102,7 +102,7 @@ plt.plot(x, vsinc(x))
Out[6]:
```
```py
[<matplotlib.lines.Line2D at 0xa24e4e0>]
```