On Fri, Aug 26, 2022 at 10:42 PM tbp1...@gmail.com
wrote:
> Sometimes there is just no substitute for a good calculator.
Thanks for the links.
Edward
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There is a very good HP-35s simulator too, but I don't use it because, with
all the programming and other extra features compared with the early HP
calculators, it's too complicated to look at and use on a monitor.
The Reverse Polish Notation of my first HP calculator (the HP-45) prepared
my br
I have an HP-35s calculator which I like but use fairly rarely - not enough
to fully use the RPN features. It is a shame that battery life is
relatively short.
At the age of 13 or so I first saw an HP-65 calculator not long after they
came out, in 1974. My mum took me to some sort of education
