PSpincalc Package for converting between attitude
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PSpincalc Package for converting between attitude representations: DCM, Euler angles, Quaternions, and Euler vectors Rotation formalisms in three dimensions From Wikipedia, the free encyclopedia In geometry, various formalisms exist to express a rotation in three dimensions as a mathematical transformation. In physics, this concept is applied to classical mechanics where rotational (or angular) kinematics is the science of quantitative description of a purely rota