::*''Accelerating frames of reference have curved coordinate systems. Curved coordinate systems lead to fictitious forces.''
::*''Accelerating frames of reference have curved coordinate systems. Curved coordinate systems lead to fictitious forces.''
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::::: .... !!!! We need these three diagrams, of course. I'll do them, but they will take a lot of work. If anyone else has the tools and expertise to do this, and more skill than I, feel free to make them, or to communicate with me (PatrickD).
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<!-- We need these three diagrams, of course. I'll do them, but they will take a lot of work. If anyone else has the tools and expertise to do this, and more skill than I, feel free to make them, or to communicate with me (PatrickD).-->