Typo

Author: rougier

README.html

@@ -213,11 +213,9 @@ <h2 class="subtitle" id="a-joint-effort-of-the-numpy-community">A joint effort o
 </li>
 <li><p class="first">What are the result of the following expressions?</p>
 <pre class="code python literal-block">
-<span class="name">np</span><span class="operator">.</span><span class="name">array</span><span class="punctuation">(</span><span class="literal number integer">0</span><span class="punctuation">)</span> <span class="operator">//</span> <span class="name">np</span><span class="operator">.</span><span class="name">array</span><span class="punctuation">(</span><span class="literal number integer">0</span><span class="punctuation">)</span>
-
-<span class="name">np</span><span class="operator">.</span><span class="name">array</span><span class="punctuation">(</span><span class="literal number integer">0</span><span class="punctuation">)</span> <span class="operator">//</span> <span class="name">np</span><span class="operator">.</span><span class="name">array</span><span class="punctuation">(</span><span class="literal number float">0.</span><span class="punctuation">)</span>
 <span class="name">np</span><span class="operator">.</span><span class="name">array</span><span class="punctuation">(</span><span class="literal number integer">0</span><span class="punctuation">)</span> <span class="operator">/</span> <span class="name">np</span><span class="operator">.</span><span class="name">array</span><span class="punctuation">(</span><span class="literal number integer">0</span><span class="punctuation">)</span>
-<span class="name">np</span><span class="operator">.</span><span class="name">array</span><span class="punctuation">(</span><span class="literal number integer">0</span><span class="punctuation">)</span> <span class="operator">/</span> <span class="name">np</span><span class="operator">.</span><span class="name">array</span><span class="punctuation">(</span><span class="literal number float">0.</span><span class="punctuation">)</span>
+<span class="name">np</span><span class="operator">.</span><span class="name">array</span><span class="punctuation">(</span><span class="literal number integer">0</span><span class="punctuation">)</span> <span class="operator">//</span> <span class="name">np</span><span class="operator">.</span><span class="name">array</span><span class="punctuation">(</span><span class="literal number integer">0</span><span class="punctuation">)</span>
+<span class="name">np</span><span class="operator">.</span><span class="name">array</span><span class="punctuation">([</span><span class="name">np</span><span class="operator">.</span><span class="name">nan</span><span class="punctuation">])</span><span class="operator">.</span><span class="name">astype</span><span class="punctuation">(</span><span class="name builtin">int</span><span class="punctuation">)</span><span class="operator">.</span><span class="name">astype</span><span class="punctuation">(</span><span class="name builtin">float</span><span class="punctuation">)</span>
 </pre>
 </li>
 <li><p class="first">How to round away from zero a float array ? (★☆☆)</p>
@@ -235,6 +233,11 @@ <h2 class="subtitle" id="a-joint-effort-of-the-numpy-community">A joint effort o
 <span class="keyword">print</span><span class="punctuation">(</span><span class="name">np</span><span class="operator">.</span><span class="name">intersect1d</span><span class="punctuation">(</span><span class="name">Z1</span><span class="punctuation">,</span><span class="name">Z2</span><span class="punctuation">))</span>
 </pre>
 </li>
+<li><p class="first">Is the following expressions true? (★☆☆)</p>
+<pre class="code python literal-block">
+<span class="name">np</span><span class="operator">.</span><span class="name">sqrt</span><span class="punctuation">(</span><span class="operator">-</span><span class="literal number integer">1</span><span class="punctuation">)</span> <span class="operator">==</span> <span class="name">np</span><span class="operator">.</span><span class="name">emath</span><span class="operator">.</span><span class="name">sqrt</span><span class="punctuation">(</span><span class="operator">-</span><span class="literal number integer">1</span><span class="punctuation">)</span>
+</pre>
+</li>
 <li><p class="first">Extract the integer part of a random array using 5 different methods (★★☆)</p>
 <pre class="code python literal-block">
 <span class="name">Z</span> <span class="operator">=</span> <span class="name">np</span><span class="operator">.</span><span class="name">random</span><span class="operator">.</span><span class="name">uniform</span><span class="punctuation">(</span><span class="literal number integer">0</span><span class="punctuation">,</span><span class="literal number integer">10</span><span class="punctuation">,</span><span class="literal number integer">10</span><span class="punctuation">)</span>

README.rst

@@ -282,7 +282,7 @@ Thanks to Michiaki Ariga, there is now a
 
    .. code-block:: python
 
-      np.sqrt(-1) == np.emath.sqrt([-1])
+      np.sqrt(-1) == np.emath.sqrt(-1)
 
 #. Extract the integer part of a random array using 5 different methods (★★☆)