Robotics, Finite Element Analysis, Programming, Cpp.
extract these rows and columns which belong to “moving” nodes — not supporting. In our case 1,2,3,5,6 and 7. We called this new matrix Kff. We create also matrix Krf which consist of rows and columns for supporting nodes 0 and 4. 4. Finally, we find the internal forces N. We use formulas, index f