> > > > GEOS was also pretty well populated with various applications like the ones > you seek. You'd need a mouse for hardware and, unfortunately, I've not had > an easy time getting it to work well in emulation. > https://en.m.wikipedia.org/wiki/GEOS_(8-bit_operating_system) > > GEOS was fun, fun to play with. > > GEOCalc for the 64, assuming that exists, I have only used the C-128 version. There is also a program by Handic called CalcResult that may have a 64 version, I have only used the B-128 version.
-- Bill