The book includes some material published by permissions generously given to us. This courtesy is highly acknowledged.
The book was prepared within the Research Grant no 2013/11/B/ST8/04436
financed by the National Science Centre (Poland), entitled: “Topology optimization
of engineering structures. An approach synthesizing the methods of: free material
design, composite design and Michell-like trusses.” The text editing has been
financed by the statutory grant of the Faculty of Civil Engineering, Warsaw
University of Technology. The authors would like to express their thanks to Mrs
Iwona Malicka for her dedicated and highly professional work of word processing,
editing the whole manuscript and drawing the figures.