daviddoji/numpy-100
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Just discovered numpy.emath so I added an exercise

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Nicolas P. Rougier 2016-07-14 18:23:45 -05:00
parent 48c135ece4
commit 8db82a0bcc
1 changed files with 8 additions and 4 deletions
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README.rst
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@ -256,11 +256,9 @@ Thanks to Michiaki Ariga, there is now a
.. code-block:: python
np.array(0) // np.array(0)
np.array(0) // np.array(0.)
np.array(0) / np.array(0)
np.array(0) / np.array(0.)
np.array(0) // np.array(0)
np.array([np.nan]).astype(int).astype(float)
#. How to round away from zero a float array ? (★☆☆)
@ -271,6 +269,7 @@ Thanks to Michiaki Ariga, there is now a
Z = np.random.uniform(-10,+10,10)
print (np.trunc(Z + np.copysign(0.5, Z)))
#. How to find common values between two arrays? (★☆☆)
.. code-block:: python
@ -279,6 +278,11 @@ Thanks to Michiaki Ariga, there is now a
Z2 = np.random.randint(0,10,10)
print(np.intersect1d(Z1,Z2))
#. Is the following expressions true? (★☆☆)
.. code-block:: python
np.sqrt(-1) == np.emath.sqrt([-1])
#. Extract the integer part of a random array using 5 different methods (★★☆)