Open Access

ARTICLE

Preconditioned Conjugate Gradient Method Enhanced by Deflation of Rigid Body Modes Applied to Composite Materials

T.B Jönsthövel¹, M.B. van Gijzen², C.Vuik², C. Kasbergen¹, A. Scarpas¹

1 Delft University of Technology, Faculty of Civil Engineering, Department of Structural Mechancis, 2628CN Delft, the Netherlands ({t.b.jonsthovel, c.kasbergen,a.scarpas}@tudelft.nl)
2 Delft University of Technology, Faculty of Information Technology and Systems, Department of Applied Mathematical Analysis, 2628CN Delft, the Netherlands ({m.b.vangijzen,c.vuik}@tudelft.nl)