Non-numerical use cases for functional programming?

Question

I just finished reading a book on scala. What strikes me is that every single example in the whole book was numerical in some form or another.

Like a lot of programm

Answer 1

Ted Neward wrote a 10 part article on Scala, aimed at Java programmers, and the series finished off with writing a DSL in Scala. This particular DSL is actually a numeric calculator, but that's not what's interesting about it, it's the way the DSL can be easily assembled in a functional language

Part1

Part2

Part3