P. D. Panagiotopoulos

Negative Poisson's ratios in composites with star-shaped inclusions: a numerical homogenization approach

P. S. Theocaris, Georgios Ε. Stavroulakis, P. D. Panagiotopoulos · Archive of Applied Mechanics · 1997 · 272 citations

Engineering, Materials Engineering, Materials Science +15

Nonconvex energy functions. Hemivariational inequalities and substationarity principles

P. D. Panagiotopoulos · Acta Mechanica · 1983 · 241 citations

Natural Sciences, Electrical Engineering, Optimization +8

A nonlinear programming approach to the unilateral contact-, and friction-boundary value problem in the theory of elasticity

P. D. Panagiotopoulos · Archive of Applied Mechanics · 1975 · 230 citations

Engineering, Mathematics, Mechanical Engineering +14

Non-convex superpotentials in the sense of F.H. Clarke and applications

P. D. Panagiotopoulos · Mechanics Research Communications · 1981 · 169 citations

Natural Sciences, Physics, Theoretical Physics +1

Nonconvex Problems of Semipermeable Media and Related Topics

P. D. Panagiotopoulos · ZAMM ‐ Journal of Applied Mathematics and Mechanics / Zeitschrift für Angewandte Mathematik und Mechanik · 1985 · 136 citations

Engineering, Civil Engineering, Finite Element Analysis +9