From a10c422839d5df0627642e6eaf77e0263dafcebe Mon Sep 17 00:00:00 2001
From: FreeArtMan <dos21h@gmail.com>
Date: Fri, 9 Jul 2021 21:29:42 +0100
Subject: Add mathjax.js

---
 md/writeup/dsp_lp_filter.md | 59 +++++++++++----------------------------------
 1 file changed, 14 insertions(+), 45 deletions(-)

(limited to 'md/writeup')

diff --git a/md/writeup/dsp_lp_filter.md b/md/writeup/dsp_lp_filter.md
index 17b8c52..856c44b 100644
--- a/md/writeup/dsp_lp_filter.md
+++ b/md/writeup/dsp_lp_filter.md
@@ -125,51 +125,20 @@ __FIR Filter__
 
 Applying filter  coefficients to input signal, place where filtering is happening.
 
-<!-- begin MathToWeb -->
-<!-- (your LaTeX) $y(n)=\sum_{k=0}^{N-1}{h(k)x(n-k)}$ -->
-<math xmlns="http://www.w3.org/1998/Math/MathML">
-<mrow>
-	<mi>y</mi>
-	<mrow>
-		<mo form="prefix">(</mo>
-		<mi>n</mi>
-		<mo form="postfix">)</mo>
-	</mrow>
-	<mo>=</mo>
-	<mstyle displaystyle="true">
-		<munderover>
-			<mo>&#x02211;</mo>
-			<mrow>
-				<mi>k</mi>
-				<mo>=</mo>
-				<mn>0</mn>
-			</mrow>
-			<mrow>
-				<mi>N</mi>
-				<mo>-</mo>
-				<mn>1</mn>
-			</mrow>
-		</munderover>
-	</mstyle>
-	<mrow>
-		<mi>h</mi>
-		<mrow>
-			<mo form="prefix">(</mo>
-			<mi>k</mi>
-			<mo form="postfix">)</mo>
-		</mrow>
-		<mi>x</mi>
-		<mrow>
-			<mo form="prefix">(</mo>
-			<mi>n</mi>
-			<mo>-</mo>
-			<mi>k</mi>
-			<mo form="postfix">)</mo>
-		</mrow>
-	</mrow>
-</mrow>
-</math>
-<!-- end MathToWeb -->
+<script>
+MathJax = {
+  tex: {
+    inlineMath: [['$', '$'], ['\\(', '\\)']]
+  }
+};
+</script>
+
+<script type="text/javascript" id="MathJax-script" async
+  src="/js/tex-chtml.js">
+</script>
+
+$$y(n) = \sum_{k=0}^{N-1}h(k)x(n-k) $$
+
 
 ```c
 for (k=0;k<filter_length;k++)
-- 
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