I have just uploaded a new version of the DAVEfunc DTD to the DAVE-ML
website, version 1.9b3, which adds a DSTO-suggested improvement. In
addition to the DTD, the reference manual has an example of how to
invoke the 'atan2' function and fixes documentation links.
The main change to the DTD is addition of 'discrete' as a supported
interpolation method for tabular data, yielding a stair-step response
from such a function. This came from a suggestion from Geoff Brian of
Australia's DSTO.
Discrete interpolation is the method also known as nearest
