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David Roberts's profile - karma

David Roberts's karma change log

10 0 Chart vs ambient coördinates for smooth affine varieties ( 2018-07-19 04:08:08 -0600 )

10 0 R-module/algebra valued differential forms ( 2018-07-19 04:07:02 -0600 )

10 0 Tachyon in SageMathCloud ( 2018-07-19 04:04:08 -0600 )

10 0 R-module/algebra valued differential forms ( 2015-08-04 07:13:57 -0600 )

2 0 Tachyon in SageMathCloud ( 2014-11-03 16:52:50 -0600 )