http://www.qtooa.com/castigelanm-therom/ A place to share knowledge and better understand the world Sat, 14 Sep 2019 13:00:04 +0000 hourly 1 https://wordpress.org/?v=4.9.25 http://www.qtooa.com/castigelanm-therom/#comment-100 Sun, 10 Feb 2019 06:53:52 +0000 http://www.qtooa.com/castigelanm-therom/#comment-100 Castigliano’s first theorem The first partial derivative of the total internal energy (strain energy) in a structure with respect to any particular deflection component at a point is equal to the force applied at that point and in the direction corresponding to that deflection component.

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