ERRATUM
Page 1 The line “Dissertation for the degree Doctor of Philosophy (Computational Engineering) to be presented with due permission for public examination and criticism in the Auditorium 1316 at Lappeenranta University of Technology, Lappeenranta, Finland on the 16th of December, 2019, at noon.”
The phrase “Dissertation for the degree Doctor of Philosophy (Computational Engineering)” should be read as “Dissertation for the degree of Doctor of Philosophy”.