TestPilotDoc

Of course they require a subscription to continue updates etc

I think... if you need more installations then you get to pay for each!

@user10478 the first license never expires and the second caN Be used for the year’s subscription on a laptop

not x as in typo

Terry, that was f(z) at lascauxsoftware.com

google/see: f(x) program also Needham's book mentioned above: Visual Complex Analysis

Complex Slide Rule

Not H but related? demonstrations.wolfram.com/ComplexSlideRule

I think I saw that as a mathematica demo?

Have you seen any new computer visualization techniques for H, or higher Clifford spaces, for example,"Visual Complex Analysis" referred by Penrose in The Road to Reality"?