... occur in the earlier phases we may need to return and cor-rect them in the light of further knowledge). (C) The hallmark of modelling as a comparison between the mathematical models and the ‘reality’ ... interplay between the worlds of ideas and of experimental data. The world of ideasincludes theories, hypotheses, human knowledge and any othermental constructs, while the world of data consists of ... multi-dimensional, and can be described or seen in variousways, including both wet (experimental) and dry (com-putational and theoretical), reductionist and synthetic,qualitative and quantitative, and a systems...