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Keystone effect: Revision history


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  • curprev 09:0209:02, 20 May 2020 Jhertel talk contribs 6,447 bytes +704 Theory: Marked needed clarifications. I am a layperson on this subject (i.e., the primary audience of Wikipedia), and even though I happen to know maths quite well on an engineering level, I did not understand this section. Too much is undefined and left for the reader to guess. undo Tag: Visual edit

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