On Feb 23, 2017, at 12:04 PM, Mike Gran <spk121@yahoo.com> wrote:
* Some helper funcs for debugging. For example, I just found
out (after a decade) that Guile comes with its own pk. Also,
a "break REPL here when condition is true" procedure would
be great. I've sometimes rolled my own with ",break acos" and
adding (acos 0.0) for the location in question.