Why so few 15C/11C application and program books?

[Dave Britten]

(05-27-2020 02:22 AM)rprosperi Wrote:  The 15C AFH on the other hand, is a masterpiece, teaching math, use of the 15C advanced functions, numerical analysis techniques, accuracy vs. precision, etc. Every HP owner should have a copy.

Funny enough, I found a copy of it at a thrift store for $0.50 a few years back. I tore that place apart looking for an accompanying 15C, but alas, no luck.