Info
2a x2y3 - x2y2 x3yi - xt y3 Xly2 - x2y, yi - yi x-\ — x2 0 0 0
where a is equal to the area of the element.
Substituting from eqn. (9.87) into eqn. (9.85), utilising the result for [A]-1, i.e. eqn. (9.88), and writing concisely the result of the matrix multiplication, gives
u(x, y) |
Post a comment