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	<title>Decoding the Disciplines - User contributions [en]</title>
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	<updated>2026-05-06T17:17:40Z</updated>
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	<entry>
		<id>http://www.decodingthedisciplines.de/w/index.php?title=Directional_derivative&amp;diff=1602</id>
		<title>Directional derivative</title>
		<link rel="alternate" type="text/html" href="http://www.decodingthedisciplines.de/w/index.php?title=Directional_derivative&amp;diff=1602"/>
		<updated>2020-11-26T10:41:40Z</updated>

		<summary type="html">&lt;p&gt;Birgit Naumer: Changed categories.&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;===How to use this Template===&lt;br /&gt;
&lt;br /&gt;
#On the top ... add the discipline the bottleneck is belonging to&lt;br /&gt;
#Under the headline &amp;quot;Description of Bottleneck&amp;quot; add your description&lt;br /&gt;
#...&lt;br /&gt;
#Delete the whole Section &amp;quot;Hot to use this Template&lt;br /&gt;
#Save&lt;br /&gt;
&lt;br /&gt;
===Description of Bottleneck===&lt;br /&gt;
Students have problems to differ between the gradient (which is a direction) and the directional derivative (which is a slope).&lt;br /&gt;
&lt;br /&gt;
===People interested in this Bottleneck===&lt;br /&gt;
[[Category:Mathematics]]&lt;br /&gt;
[[Category:Calculus]]&lt;/div&gt;</summary>
		<author><name>Birgit Naumer</name></author>
	</entry>
	<entry>
		<id>http://www.decodingthedisciplines.de/w/index.php?title=Directional_derivative&amp;diff=1601</id>
		<title>Directional derivative</title>
		<link rel="alternate" type="text/html" href="http://www.decodingthedisciplines.de/w/index.php?title=Directional_derivative&amp;diff=1601"/>
		<updated>2020-11-26T10:41:02Z</updated>

		<summary type="html">&lt;p&gt;Birgit Naumer: Changed categories.&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;===How to use this Template===&lt;br /&gt;
&lt;br /&gt;
#On the top ... add the discipline the bottleneck is belonging to&lt;br /&gt;
#Under the headline &amp;quot;Description of Bottleneck&amp;quot; add your description&lt;br /&gt;
#...&lt;br /&gt;
#Delete the whole Section &amp;quot;Hot to use this Template&lt;br /&gt;
#Save&lt;br /&gt;
&lt;br /&gt;
===Description of Bottleneck===&lt;br /&gt;
Students have problems to differ between the gradient (which is a direction) and the directional derivative (which is a slope).&lt;br /&gt;
&lt;br /&gt;
===People interested in this Bottleneck===&lt;br /&gt;
[[Category:Mathematics]]&lt;/div&gt;</summary>
		<author><name>Birgit Naumer</name></author>
	</entry>
	<entry>
		<id>http://www.decodingthedisciplines.de/w/index.php?title=Directional_derivative&amp;diff=1589</id>
		<title>Directional derivative</title>
		<link rel="alternate" type="text/html" href="http://www.decodingthedisciplines.de/w/index.php?title=Directional_derivative&amp;diff=1589"/>
		<updated>2020-11-26T10:28:24Z</updated>

		<summary type="html">&lt;p&gt;Birgit Naumer: Created page with &amp;quot;===How to use this Template===  #On the top ... add the discipline the bottleneck is belonging to #Under the headline &amp;quot;Description of Bottleneck&amp;quot; add your description #... #De...&amp;quot;&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;===How to use this Template===&lt;br /&gt;
&lt;br /&gt;
#On the top ... add the discipline the bottleneck is belonging to&lt;br /&gt;
#Under the headline &amp;quot;Description of Bottleneck&amp;quot; add your description&lt;br /&gt;
#...&lt;br /&gt;
#Delete the whole Section &amp;quot;Hot to use this Template&lt;br /&gt;
#Save&lt;br /&gt;
&lt;br /&gt;
===Description of Bottleneck===&lt;br /&gt;
Students have problems to differ between the gradient (which is a direction) and the directional derivative (which is a slope).&lt;br /&gt;
&lt;br /&gt;
===People interested in this Bottleneck===&lt;/div&gt;</summary>
		<author><name>Birgit Naumer</name></author>
	</entry>
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