sentence: Fluid mechanics can be mathematically complex.
sentences_before: The study of fluid mechanics goes back at least to the days of ancient Greece, when Archimedes made a beginning on fluid statics. However, fluid mechanics, especially fluid dynamics, is an active field of research with many unsolved or partly solved problems.
sentences_after: Sometimes it can best be solved by numerical analysis, typically using computers.
concept_name: fluid mechanic
headings: Fluid mechanics