On Mon, Jan 13, 2020 at 03:04:55PM +1100, Valeri Aronov wrote:
> Dear all,
> 
> I trust that I have an excellent proposition for the theme in the subject
> of this post. Using my algorithm for the evaluation of all the first and
> second derivatives (by circuit parameters) of the symbolic transfer
> function asymptotically approaches the time of the evaluation of transfer
> function itself.
> 
> Using these derivatives allows substantially reduce the time of circuit
> parameter optimization because of much better precision of the derivatives

Sounds interesting for SPICE as "Simulation Program with
Integrated Circuit Emphasis" [0] while this is a different kind
of SPICE list [1]

[0] https://en.wikipedia.org/wiki/SPICE
[1] 
https://en.wikipedia.org/wiki/Simple_Protocol_for_Independent_Computing_Environments

Cheers,
Victor

> evaluation (in comparison with non-symbolic derivatives evaluation) and an
> opportunity to apply optimization methods using the second derivatives.
> 
> I am looking for discussing with or presenting this to ppl who implemented
> symbolic transfer function generation or interested in using the symbolic
> functions for parameter optimization or sensitivity evaluation.

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