tweaks/renaming

Author: henricasanova

04_topic.md

@@ -1,10 +1,10 @@
 ---
 layout: page
 title: Topic #4
-description: Understanding the performance impact of communications
+description: Understanding performance
 top_level: true
 topic: topic04
 ---
 
-{% include_relative topic_mitigating_communication/index.md %}
+{% include_relative topic_understanding_performance/index.md %}
 

topic_mitigating_communication/index.md renamed to topic_understanding_performance/index.md

@@ -5,9 +5,10 @@
 <h3 class="ui header">Overview</h3>
 
   <p class="ui">This topic focuses on performance and scalability analysis
-     of ridigid distributed memory programs, and on simple techniques to
-     reduce the negative impact of communication overhead. The focus is mostly on
-     perforamnce, and modules from Topic #3 are often used as starting points.
+     of rigid distributed memory programs, and on simple techniques to
+     improve performance. The focus is mostly on
+     performance, and programs written in modules from Topic #3 are used as 
+     starting points.
   </p>
 </div>
 
@@ -18,7 +19,7 @@
 <div class="ui list bulleted">
 
 <div class="ui item">
-<h4 class="ui header"><a href="{{site.baseurl}}topic_mitigating_communication/matrixmultiplication/">Matrix Multiplication</a>
+<h4 class="ui header"><a href="{{site.baseurl}}topic_understanding_performance/matrixmultiplication/">Matrix Multiplication</a>
  (uses module from Topic #3 as a starting point)</h4>
 </div>