From e3e2cf9d243e9dc59531240690e66c89f49d418e Mon Sep 17 00:00:00 2001
From: David Tellenbach <david.tellenbach@me.com>
Date: Wed, 14 Oct 2020 01:56:42 +0000
Subject: Add MatrixBase::cwiseArg()

---
 doc/CoeffwiseMathFunctionsTable.dox  | 14 ++++++++++++++
 doc/snippets/MatrixBase_cwiseArg.cpp |  3 +++
 2 files changed, 17 insertions(+)
 create mode 100644 doc/snippets/MatrixBase_cwiseArg.cpp

(limited to 'doc')

diff --git a/doc/CoeffwiseMathFunctionsTable.dox b/doc/CoeffwiseMathFunctionsTable.dox
index d6ad06f3a..3f5c56446 100644
--- a/doc/CoeffwiseMathFunctionsTable.dox
+++ b/doc/CoeffwiseMathFunctionsTable.dox
@@ -73,6 +73,20 @@ This also means that, unless specified, if the function \c std::foo is available
   </td>
   <td>All engines (fc,fd)</td>
 </tr>
+<tr>
+  <td class="code">
+  \anchor cwisetable_arg
+  a.\link ArrayBase::arg arg\endlink(); \n
+  \link Eigen::arg arg\endlink(a); \n
+  m.\link MatrixBase::cwiseArg cwiseArg\endlink();
+  </td>
+  <td>phase angle of complex number</td>
+  <td class="code">
+  using <a href="http://en.cppreference.com/w/cpp/numeric/complex/arg">std::arg</a>; \n
+  arg(a[i]);
+  </td>
+  <td>All engines (fc,fd)</td>
+</tr>
 <tr>
 <th colspan="4">Exponential functions</th>
 </tr>
diff --git a/doc/snippets/MatrixBase_cwiseArg.cpp b/doc/snippets/MatrixBase_cwiseArg.cpp
new file mode 100644
index 000000000..e0857cf97
--- /dev/null
+++ b/doc/snippets/MatrixBase_cwiseArg.cpp
@@ -0,0 +1,3 @@
+MatrixXcf v = MatrixXcf::Random(2, 3);
+cout << v << endl << endl;
+cout << v.cwiseArg() << endl;
\ No newline at end of file
-- 
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