Multi (i) register techniques help, please.

[Dieter]

(05-31-2018 06:09 PM)Matt Agajanian Wrote:  For example, consider how matrix operations are calculated given that the elements for say, inversion or martrix multiplication are using elements in different matrix positions and thus, different register locations.

Yes, matrices are a truly classic application for multiple index registers. That's why I didn't start writing such programs before I had an HP-41. ;-)
Here you can easily code such things as

RCL IND 03
RCL IND 04
x
ST– IND 05

Dieter