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Rodrigues' rotation formula illustration. Let be í µí»¼í µí»¼ = 1 + 1 4 �í µí¼í µí¼ ̅ � 2 х А = í µí¼í µí¼ 1 , у А = í µí¼í µí¼ 2 , í µí± §í µí± § А = í µí¼í µí¼ 3 Let's rewrite formula (1) as: 2í µí»¼í µí»¼í µí»¥í µí»¥í µí¼í µí¼ ���� = 2í µí¼í µí¼ ̅ × í µí¼í µí¼̅ + í µí¼í µí¼ ̅ × (í µí¼í µí¼ ̅ × í µí¼í µí¼̅ ), where í µí»¥í µí»¥í µí¼í µí¼ ���� = í µí¼í µí¼ ′ � − í µí¼í µí¼̅ = í µí±í µí±̅
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The article describes the solution to the Rodrigues equation for determining the volumetric accuracy of multi-axis CNC-controlled systems. An algorithm for calculating the position of the axis of a rotary kinematic pair in problems of volumetric accuracy of mechanical motion of a portal-type system with an additional pair of rotation. The algorithm...
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