Re: Differentiable Forth

mhx@iae.nl (mhx) writes:

It's the wrong type of differentiation again. AI-people are
overloading our vocabulary, redefining our words, and overflowing our
stacks.

The automatic differentiation there looks like what you were talking
about, built into the language sort of like some languages have built in
complex numbers.

Here is a 2005 article about AD that you might like:

http://blog.sigfpe.com/2005/07/automatic-differentiation.html

It mentions at the end that you can approximate this method using
complex numbers.  Just pretend that the imaginary part is nilpotent, I
guess.