Merge pull request #77 from atpage/master

Use subscripts in Poincare plot labels

Author: paulvangentcom

README.md

@@ -88,7 +88,7 @@ The module is also to some extent described in my tutorial series:
 
 
 ## License
-The module is licensed under the [GNU General Public License Version3, GPL-v3](https://opensource.org/licenses/GPL-3.0)
+The module is licensed under the [MIT License](https://opensource.org/licenses/MIT)
 
 ## Validation
 Initial results of the validation have been reported in [1, 2].

heartpy/visualizeutils.py

@@ -290,8 +290,8 @@ def plot_poincare(working_data, measures, show = True, figsize=None,
     el.set_edgecolor((0,0,0))
     el.fill = False
 
-    ax.set_xlabel('RRi_n (ms)')
-    ax.set_ylabel('RRi_n+1 (ms)')
+    ax.set_xlabel(r'RRi$_n$ (ms)')
+    ax.set_ylabel(r'RRi$_{n+1}$ (ms)')
     ax.legend(loc=4, framealpha=0.6)
     ax.set_title(title)
 

setup.py

@@ -44,7 +44,7 @@
         "Programming Language :: Python :: 3.6",
         "Programming Language :: Python :: 3.7",
         "Programming Language :: Python :: 3.8",
-        "License :: OSI Approved :: GNU General Public License (GPL)",
+        "License :: OSI Approved :: MIT License",
         "Operating System :: OS Independent",
     ],
 )