4

If you literally have FindSym[x_] := Position[x, mySym] in your package, then this mySym is probably created in PA`Private` (depending on your package setup). PA`Private`mySym is distinct from Global`mySym . You were searching for the former when only the latter was present.


2

The current implementation of CoordinateChartData[ ] is based on {metricName, chartName} pair. Unfortunately at the moment only two types of metric are available "Euclidean" and "Sphere". Adding additional metric would be proper way, however it will require much more intervention into the internals. Therefore before considering the other ...


2

Some of the available resources for CGA are listed below. Mathematica CGA package from Kyushu University: github, paper Peter Joot's work: github, webpage with notebooks, blog From Cornell University: webpage (with paper and code) Other resources: Chris Doran's blog, resources Dr.-Ing. Dietmar Hildenbrand's webpage, youtube video


2

Check in the following link: GeometricAlgebra Package.


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