<?xml version="1.0" encoding="UTF-8"?><rss xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:content="http://purl.org/rss/1.0/modules/content/" xmlns:atom="http://www.w3.org/2005/Atom" version="2.0"><channel><title><![CDATA[RSS Feed]]></title><description><![CDATA[RSS Feed]]></description><link>http://direct.ecency.com</link><image><url>http://direct.ecency.com/logo512.png</url><title>RSS Feed</title><link>http://direct.ecency.com</link></image><generator>RSS for Node</generator><lastBuildDate>Tue, 21 Apr 2026 06:44:10 GMT</lastBuildDate><atom:link href="http://direct.ecency.com/created/arclength/rss.xml" rel="self" type="application/rss+xml"/><item><title><![CDATA[Curvature: Definition and Curvature of a Circle is 1/Radius]]></title><description><![CDATA[In this video, I go over the definition of curvature, which describes how quickly a curve changes direction at a given point. It is defined as the magnitude of the derivative of the unit tangent vector]]></description><link>http://direct.ecency.com/hive-111030/@mes/curvature-definition-and-curvature-of-a-circle-is-1-radius</link><guid isPermaLink="true">http://direct.ecency.com/hive-111030/@mes/curvature-definition-and-curvature-of-a-circle-is-1-radius</guid><category><![CDATA[hive-111030]]></category><dc:creator><![CDATA[mes]]></dc:creator><pubDate>Thu, 01 Jan 2026 22:45:36 GMT</pubDate><enclosure url="https://images.ecency.com/p/3DLAmCsuTe3bV13dhpqdWvcxWLWLiLiErP5TM3QSxWS71hfDuw1VaB3XHQzeSTkGRWXQBg69JUgwU8cA1kYoVV5RB8Z9vFh2NYDudGvmN8nmY9PVCvAVU4w1amC8J6TwSwC7thNRSZ9Y1bjMQNJSRrhEbDWtKou?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[Curvature: Definition and Curvature of a Circle is 1/Radius]]></title><description><![CDATA[In this video, I go over the definition of curvature, which describes how quickly a curve changes direction at a given point. It is defined as the magnitude of the derivative of the unit tangent vector]]></description><link>http://direct.ecency.com/hive-128780/@mes/ntqciskf</link><guid isPermaLink="true">http://direct.ecency.com/hive-128780/@mes/ntqciskf</guid><category><![CDATA[hive-128780]]></category><dc:creator><![CDATA[mes]]></dc:creator><pubDate>Thu, 01 Jan 2026 22:25:06 GMT</pubDate><enclosure url="https://images.ecency.com/p/99pyU5Ga1kwr5bsMXthzYLbcngN4W2P8NtU9TWTdHC3HaQbjuuRfKKVdjVeXHigANY75N8W9DPkbEmw1SZqhF9re3z7UfDE4K8QRQDPqAkmEY8FKU7YEWGpxeSGibog1FC?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[Parameterizations and Arc Length Function]]></title><description><![CDATA[In this video, I show that a curve can be represented by multiple different vector functions, called parameterizations of the curve, and that it is often beneficial to reparameterize a curve as a function]]></description><link>http://direct.ecency.com/hive-128780/@mes/eraloeiq</link><guid isPermaLink="true">http://direct.ecency.com/hive-128780/@mes/eraloeiq</guid><category><![CDATA[hive-128780]]></category><dc:creator><![CDATA[mes]]></dc:creator><pubDate>Mon, 29 Dec 2025 06:15:06 GMT</pubDate><enclosure url="https://images.ecency.com/p/99pyU5Ga1kwr5bsMXthzYLbcngN4W2P8NtU9TWTdHC3HaQbjuuRfKKVdjVeXH4nfMpzPRmFz6tGDFNYUdVkgWLkXJ8VH2iutAPbxcBsA1uCPbC4aKoZXYX8bSPKPfQ8oNn?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[Parameterizations and Arc Length Function]]></title><description><![CDATA[In this video, I show that a curve can be represented by multiple different vector functions, called parameterizations of the curve, and that it is often beneficial to reparameterize a curve as a function]]></description><link>http://direct.ecency.com/hive-111030/@mes/parameterizations-and-arc-length-function</link><guid isPermaLink="true">http://direct.ecency.com/hive-111030/@mes/parameterizations-and-arc-length-function</guid><category><![CDATA[hive-111030]]></category><dc:creator><![CDATA[mes]]></dc:creator><pubDate>Mon, 29 Dec 2025 06:09:21 GMT</pubDate><enclosure url="https://images.ecency.com/p/V9N4wevejZUbdQxawfdFtcb6UnCVe92CzSNEhVDTcYUCvfNio3G2cYzcCXfDquCnJSRhaBKwmkGgYtfpvSn3JrAb3Zusbw14vp6fKQs6ViAfNk8r5Xg5FmXGEaaEE4eAP862pNHCFyRcsKSZ7VjcQtQeHXu6teEjVfzZohsNZ8q2NxNvx7yCJvXy9eHaWqB6RskmoMNXAqCZksUcbaN7y?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[Arc Length of a Space Curve + Example on Circular Helix]]></title><description><![CDATA[In this video, I extend the formula for the arc length of a 2D plane curve to that of a 3D space curve, both of which can be represented in compact form as the integral of the length of the derivative]]></description><link>http://direct.ecency.com/hive-111030/@mes/arc-length-of-a-space-curve-example-on-circular-helix</link><guid isPermaLink="true">http://direct.ecency.com/hive-111030/@mes/arc-length-of-a-space-curve-example-on-circular-helix</guid><category><![CDATA[hive-111030]]></category><dc:creator><![CDATA[mes]]></dc:creator><pubDate>Fri, 26 Dec 2025 22:45:54 GMT</pubDate><enclosure url="https://images.ecency.com/p/TZjG7hXReeVoAvXt29bbVGMEE7sQ8cjDLQHKvyubK83Fr7fwxWWPZg8BiNdk3BGaferNXoAZ2Q1NciBcLsyN4sf6KqQrN3t3gRx7SYb7Gnbmbvwbof9VD9DwrMhaCkwgsjbzrFSo8EsPBM?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[Arc Length of a Space Curve + Example on Circular Helix]]></title><description><![CDATA[In this video, I extend the formula for the arc length of a 2D plane curve to that of a 3D space curve, both of which can be represented in compact form as the integral of the length of the derivative]]></description><link>http://direct.ecency.com/hive-128780/@mes/nizhfvfl</link><guid isPermaLink="true">http://direct.ecency.com/hive-128780/@mes/nizhfvfl</guid><category><![CDATA[hive-128780]]></category><dc:creator><![CDATA[mes]]></dc:creator><pubDate>Fri, 26 Dec 2025 22:05:09 GMT</pubDate><enclosure url="https://images.ecency.com/p/99pyU5Ga1kwr5bsMXthzYLbcngN4W2P8NtU9TWTdHC3HaQbjuuRfKKVdjVeDx4VBSZLpZVzA9Vk3cg3Vr3zjfr2EQd3VBBPFZZYsDDcGTyjYEDRtsH7GwGPybn78D82dZ8?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[Vector Functions: Arc Length and Curvature]]></title><description><![CDATA[In this video, I go over further into vector functions and this time do a deep dive into the arc length and curvature of a space curve. I also go over normal, binormal vectors, as well as the TNB frame,]]></description><link>http://direct.ecency.com/hive-111030/@mes/vector-functions-arc-length-and-curvature</link><guid isPermaLink="true">http://direct.ecency.com/hive-111030/@mes/vector-functions-arc-length-and-curvature</guid><category><![CDATA[hive-111030]]></category><dc:creator><![CDATA[mes]]></dc:creator><pubDate>Wed, 24 Dec 2025 05:43:42 GMT</pubDate><enclosure url="https://images.ecency.com/p/FUkUE5bzkAZSUQtscfU67XyuspKfVPvhJ6PgMwaumQRFSqc8YzUHX1Q1a8BCmr2exgDZdpMWAyRxkbi8Rne4dqVdD1ae6nnyeazeHA4CgJpww9Kwizt2CBMCS9xZ1wHc2iNdVQ62eRK8h8TUph8zbeEsFxyDXPuS359q?format=match&amp;mode=fit" length="0" type="false"/></item></channel></rss>