Native Numerical Integration and Root Finder on RPN-67/97

[Ángel Martin]

(07-16-2017 05:53 PM)bshoring Wrote:  In case people haven't noticed, you can now do register arithmetic on other stack registers, like the HP-41 series, but (unlike the 41) can also do recall arithmetic. Example: STO+T, RCL/Y, etc.

Now that you mention it, the 41 can also do register arithmetic (and many other things) with the "Total_Rekall" module - or its latest version dubbed 'WARP_CORE'.

Check out the manual, last entry on the list at:
http://systemyde.com/hp41/documents.html

Cheers,
ÁM