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  1. andreicioroianu

    Matrix equations with given, find algorithm

    Hi, I've been trying to solve this equation for a FEM algorithm with 2 triangular elements (first element has nodes 1,2,3 and the second element has 1,3,4) but Mathcad just shows "This variable is undefined". The equation is in form of V=S^(-1)*F, where V:{V1,V2,V3,V4} and symbolizes electric...

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