diff --git a/_build/.doctrees/environment.pickle b/_build/.doctrees/environment.pickle
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diff --git a/_build/.doctrees/intro.doctree b/_build/.doctrees/intro.doctree
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diff --git a/_build/html/_sources/intro.md b/_build/html/_sources/intro.md
index 7f23eba..21d79fe 100644
--- a/_build/html/_sources/intro.md
+++ b/_build/html/_sources/intro.md
@@ -9,9 +9,9 @@ Other resources include (but not limited to),
 
 The goals of these notebooks are to:
 
-* Provide a foundation for hands-on learning of mathematical optimization,
-* Demonstrate the tools and concepts of optimization with practical examples,
-* Help readers to develop the practical skills needed to build models and solving problem using state-of-the-art modeling languages and solvers.
+* Provide a foundation for hands-on learning of mathematical optimization
+* Demonstrate the tools and concepts of optimization with practical examples
+* Help readers to develop the practical skills needed to build models and solving problem using state-of-the-art modeling languages and solvers
 
 ### Pre-requisites
 
diff --git a/_build/html/intro.html b/_build/html/intro.html
index cd250c3..ee03afe 100644
--- a/_build/html/intro.html
+++ b/_build/html/intro.html
@@ -445,9 +445,9 @@ <h1>Collection of notes on {ml-nn-zero2hero}<a class="headerlink" href="#collect
 </ul>
 <p>The goals of these notebooks are to:</p>
 <ul class="simple">
-<li><p>Provide a foundation for hands-on learning of mathematical optimization,</p></li>
-<li><p>Demonstrate the tools and concepts of optimization with practical examples,</p></li>
-<li><p>Help readers to develop the practical skills needed to build models and solving problem using state-of-the-art modeling languages and solvers.</p></li>
+<li><p>Provide a foundation for hands-on learning of mathematical optimization</p></li>
+<li><p>Demonstrate the tools and concepts of optimization with practical examples</p></li>
+<li><p>Help readers to develop the practical skills needed to build models and solving problem using state-of-the-art modeling languages and solvers</p></li>
 </ul>
 <section id="pre-requisites">
 <h2>Pre-requisites<a class="headerlink" href="#pre-requisites" title="Link to this heading">#</a></h2>