User contributions
- 21:44, 1 July 2013 (diff | hist) . . (+469) . . Talk:1230: Polar/Cartesian (→Is this it?: new section)
- 21:21, 1 July 2013 (diff | hist) . . (0) . . File:1230-polar.png (Buster uploaded a new version of "File:1230-polar.png": Smaller.) (current)
- 20:44, 1 July 2013 (diff | hist) . . (0) . . File:1230-polar.png (Buster uploaded a new version of "File:1230-polar.png": Add more curves in the same family.)
- 20:14, 1 July 2013 (diff | hist) . . (+85) . . N File:1230-polar.png (Graph of r = \pi - 2 tan^{-1} (sin \theta). Looks a bit like the graph in Comic 1230.)