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...Finite element analysis david roylance department of materials science and engineering massachusetts institute technology cambridge ma february introduction fea has become commonplace in recent years is now the basis a multibillion dollar per year industry numerical solutions to even very complicated stress problems can be obtained routinely using method so important that introductory treatments mechanics such as these modules should outline its principal features spite great power disadvantages computer must kept mind when this similar methods they do not necessarily reveal how stresses are inuenced by problem variables properties geometrical errors input data produce wildly incorrect results may overlooked analyst perhaps most function theoretical modeling sharpening designer s intuition users nite codes plan their strategy toward end supplementing simulation with much closed form experimental possible less than many word processing spreadsheet packages found on modern microcomputers...