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3D projection
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====Military projection==== A variant of [[oblique projection]] is called ''military projection''. In this case, the horizontal sections are isometrically drawn so that the floor plans are not distorted and the verticals are drawn at an angle. The military projection is given by rotation in the ''xy''-plane and a vertical translation an amount ''z''.<ref>{{cite web |url=http://www.math.utah.edu/~treiberg/Perspect/Perspect.htm |title= The Geometry of Perspective Drawing on the Computer |first1=Andrejs |last1=Treibergs |publisher= University of Utah Β§ Department of Mathematics | access-date=24 April 2015 |url-status=live |archive-url=https://web.archive.org/web/20150430055524/http://www.math.utah.edu/~treiberg/Perspect/Perspect.htm |archive-date= Apr 30, 2015 }}</ref>
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