And life can be complicated and messy sometimes and not simple. Solids include complex crystalline materials with sometimes complicated behavior. Volumes of more complicated polyhedra may not have simple formulas. The method is useful for obtaining numerical solutions to problems too complicated to solve analytically. These vocabularies tend to deal with more complicated concepts. I lean toward things that are more complicated. Taxes are one of the most complicated and sensitive aspects of payroll. His relationship with Rocky is complicated, too. The application procedure was criticised for being too complicated. The 2008 changes were somewhat more complicated. It's a very complicated and tender movie. His pending divorce allegedly complicated this situation. Prolog can be used for vastly more complicated inference tasks. However, direct solutions are complicated to compute for larger matrices. This makes cowpox one of the most complicated viruses known.