diff --git a/MoganSTEMTutorial/02_math_latex.tm b/MoganSTEMTutorial/02_math_latex.tm
new file mode 100644
index 0000000..bf831fd
--- /dev/null
+++ b/MoganSTEMTutorial/02_math_latex.tm
@@ -0,0 +1,55 @@
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+<\body>
+  <screens|<\shown>
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+
+    <\equation*>
+      <big|sum><rsub|i=1><rsup|n>i=<frac|1|2>n*<around*|(|n+1|)>
+    </equation*>
+
+    <\equation*>
+      <big|sum><rsub|i=1><rsup|n>i=<frac|1|2>*n*<around|(|n+1|)>
+    </equation*>
+
+    <\equation*>
+      \<alpha\>+\<beta\>
+    </equation*>
+
+    <\converter-output|latex|\\[ \\sum_{i = 1}^n i = \\frac{1}{2} n (n + 1)
+    \\]>
+      <\equation*>
+        <big|sum><rsub|i=1><rsup|n>i=<frac|1|2>*n*<around|(|n+1|)>
+      </equation*>
+    </converter-output>
+
+    \;
+
+    \<#672C\>\<#9875\>\<#5E7B\>\<#706F\>\<#7247\>\<#FF1A\>\<#70B9\>\<#51FB\><strong|<menu|Help|Planet>>\<#FF0C\>\<#70B9\>\<#51FB\><strong|\<#4ECE\>\<#96F6\>\<#5F00\>\<#59CB\>\<#5B66\>\<#58A8\>\<#5E72\>\<#7406\>\<#5DE5\>\<#5957\>\<#4EF6\>>\<#5373\>\<#53EF\>\<#627E\>\<#5230\>
+  </shown>>
+</body>
+
+<\initial>
+  <\collection>
+    <associate|page-medium|beamer>
+    <associate|page-screen-margin|false>
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+</initial>
+
+<\references>
+  <\collection>
+    <associate|auto-1|<tuple|?|?|..\\..\\..\\AppData\\Roaming\\XmacsLabs\\texts\\scratch\\no_name_21.tm>>
+  </collection>
+</references>
+
+<\auxiliary>
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+  </collection>
+</auxiliary>
\ No newline at end of file
diff --git a/MoganSTEMTutorial/index.tm b/MoganSTEMTutorial/index.tm
index adfbb18..58497db 100644
--- a/MoganSTEMTutorial/index.tm
+++ b/MoganSTEMTutorial/index.tm
@@ -11,6 +11,8 @@
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+
+    <item><hlink|\<#7B2C\>02\<#8BB2\>\<#FF1A\>\<#6570\>\<#5B66\>\<#516C\>\<#5F0F\>\<#4E0E\><LaTeX>|02_math_latex.tm>
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 </body>