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Sean - thanks for the useful insights about the relationships between Mathematica and Wolfram|Alpha. Can you elaborate - for Mr Barbieri and me - on the difference between Shift+Enter and Ctrl+Enter? Shift+Enter seems to [i]evaluate[/i] an...
As a project to brighten my retirement, I am trying to achieve the following and need some (a lot of) help. [size=2]Given two 3D surfaces expressed as two 3D equations whose domains cause the 2 surfaces to intersect, plot the resulting 3D curve of...