History of Tutorial: Finding center of rotation from initial and final positions

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#9715 - 4 weeks ago kimilil kimilil cat:General Tutorials
#9614 - 1 month ago kimilil kimilil annotations and grammar Revert
#9613 - 1 month ago kimilil kimilil Revert
#9612 - 1 month ago kimilil kimilil Revert