Time in Galilean Relativity (robphy)

[i]This is the first of six GeoGebra files [br](from my GeoGebra book [url=https://www.geogebra.org/m/HYD7hB9v#]Relativity on Rotated Graph Paper (robphy) - MAA2016[/url]) [br]that were part of my MAA MathFest 2016 talk[br]"Introducing Spacetime Geometry: Relativity on Rotated Graph Paper".[br][url=http://www.maa.org/meetings/mathfest/program-details/2016/themed-contributed-paper-sessions]http://www.maa.org/meetings/mathfest/program-details/2016/themed-contributed-paper-sessions[/url][br][/i][i][br]It describes aspects of my paper “Relativity on Rotated Graph Paper”, Am. J. Phys. 84, 344 (2016); [url=http://dx.doi.org/10.1119/1.4943251]http://dx.doi.org/10.1119/1.4943251[/url]. [br]An informal introduction is presented at[br][url=https://www.physicsforums.com/insights/relativity-rotated-graph-paper/]https://www.physicsforums.com/insights/relativity-rotated-graph-paper/[/url][/i][br][br]Check "animate" to start the animation.

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