diff --git a/converters/transformers.py b/converters/transformers.py
index 825bb25..2636a7a 100755
--- a/converters/transformers.py
+++ b/converters/transformers.py
@@ -165,22 +165,20 @@ class ExtractFigureTransformer(ActivatableTransformer):
                     count = count+1
         return cell, other
 
+
 class RevealHelpTransformer(ConfigurableTransformers):
 
     def __call__(self, nb, other):
-        try :
-            for worksheet in nb.worksheets :
-                for i, cell in enumerate(worksheet.cells):
-                    cell.metadata.slide_type = cell.metadata.get('slideshow', {}).get('slide_type', None)
-                    if cell.metadata.slide_type is None:
-                        cell.metadata.slide_type = '-'
-                    if cell.metadata.slide_type in ['slide']:
-                        worksheet.cells[i - 1].metadata.slide_helper = 'slide_end'
-                    if cell.metadata.slide_type in ['subslide']:
-                        worksheet.cells[i - 1].metadata.slide_helper = 'subslide_end'
-            return nb, other
-        except NotImplementedError as error :
-            raise NotImplementedError('should be implemented by subclass')
+        for worksheet in nb.worksheets :
+            for i, cell in enumerate(worksheet.cells):
+                cell.metadata.slide_type = cell.metadata.get('slideshow', {}).get('slide_type', None)
+                if cell.metadata.slide_type is None:
+                    cell.metadata.slide_type = '-'
+                if cell.metadata.slide_type in ['slide']:
+                    worksheet.cells[i - 1].metadata.slide_helper = 'slide_end'
+                if cell.metadata.slide_type in ['subslide']:
+                    worksheet.cells[i - 1].metadata.slide_helper = 'subslide_end'
+        return nb, other
 
 
 class CSSHtmlHeaderTransformer(ActivatableTransformer):
diff --git a/templates/reveal.tpl b/templates/reveal.tpl
index 3ab59bb..396cc0f 100644
--- a/templates/reveal.tpl
+++ b/templates/reveal.tpl
@@ -92,6 +92,21 @@ div.output_prompt {
 </div>
 <!-- End of social buttons -->
 
+<!-- MathJax configuration -->
+<script type="text/x-mathjax-config">
+MathJax.Hub.Config({
+    tex2jax: {
+        inlineMath: [ ['$','$'], ["\\(","\\)"] ],
+        displayMath: [ ['$$','$$'], ["\\[","\\]"] ]
+    },
+    displayAlign: 'center', // Change this to 'center' to center equations.
+    "HTML-CSS": {
+        styles: {'.MathJax_Display': {"margin": 0}}
+    }
+});
+</script>
+<!-- End of mathjax configuration -->
+
 <script src="reveal/lib/js/head.min.js"></script>
 
 <script src="reveal/js/reveal.min.js"></script>
@@ -114,7 +129,6 @@ dependencies: [
 { src: 'reveal/plugin/zoom-js/zoom.js', async: true, condition: function() { return !!document.body.classList; } },
 { src: 'notes/notes.js', async: true, condition: function() { return !!document.body.classList; } },
 { src: 'http://s7.addthis.com/js/300/addthis_widget.js', async: true},
-{ src: 'js/revealmathjax.js', async: true},
 { src: 'js/mathjax-onload.js', async: true}
 ]
 });
diff --git a/tests/ipynbref/reveal.orig_slides.html b/tests/ipynbref/reveal.orig_slides.html
index 1eae5a5..c7f1880 100644
--- a/tests/ipynbref/reveal.orig_slides.html
+++ b/tests/ipynbref/reveal.orig_slides.html
@@ -4986,6 +4986,7 @@ X07vG9Z4QUTEBQ4dOkRpaSklJSVnnQPx/xV9BfkfDyZLAAAAAElFTkSuQmCC
 <!-- MathJax configuration -->
 <script type="text/x-mathjax-config">
 MathJax.Hub.Config({
+<<<<<<< HEAD
 tex2jax: {
 inlineMath: [ ['$','$'], ["\\(","\\)"] ],
 displayMath: [ ['$$','$$'], ["\\[","\\]"] ]
@@ -4994,6 +4995,16 @@ displayAlign: 'left', // Change this to 'center' to center equations.
 "HTML-CSS": {
 styles: {'.MathJax_Display': {"margin": 0}}
 }
+=======
+    tex2jax: {
+        inlineMath: [ ['$','$'], ["\\(","\\)"] ],
+        displayMath: [ ['$$','$$'], ["\\[","\\]"] ]
+    },
+    displayAlign: 'center', // Change this to 'center' to center equations.
+    "HTML-CSS": {
+        styles: {'.MathJax_Display': {"margin": 0}}
+    }
+>>>>>>> Fixed mathjax inline and some not implemented notice.
 });
 </script>
 <!-- End of mathjax configuration -->
@@ -5020,7 +5031,6 @@ dependencies: [
 { src: 'reveal/plugin/zoom-js/zoom.js', async: true, condition: function() { return !!document.body.classList; } },
 { src: 'notes/notes.js', async: true, condition: function() { return !!document.body.classList; } },
 { src: 'http://s7.addthis.com/js/300/addthis_widget.js', async: true},
-{ src: 'js/revealmathjax.js', async: true},
 { src: 'js/mathjax-onload.js', async: true}
 ]
 });