HP50G Launch Solve equation app in a program

[RPL Calcs]

dalupus,
Do you have a hp 28?

Some interesting links:
http://www.hpmuseum.org/hp28c.htm
http://www.hpmuseum.org/cgi-sys/cgiwrap/...i?read=313
http://www.hpcalc.org/hp28/
http://www.hpcalc.org/hp28/docs/grphc28s.txt
http://www.nic.funet.fi/index/misc/hp28s/
http://www.hutter1.net/calculators/hp28s.htm
http://www.thimet.de/CalcCollection/Calc...ities.html
http://www.ganjatron.net/retrocomputing/hp-28s/
https://www.flickr.com/photos/keithmidso...354800664/
http://www.thimet.de/CalcCollection/Calc...ption.html

Do you have any other interesting link?