Puzzled by FiPy's use of "=="
robert.kern at gmail.com
Mon Mar 26 14:16:07 CEST 2012
On 3/26/12 12:47 PM, André Roberge wrote:
> In FiPy (a finite volume PDE solver), equations are "magically" set up as
> eqX = TransientTerm() == ExplicitDiffusionTerm(coeff=D)
> and solved via
> How can eqX be anything than True or False?... This must be via a redefinition of "==" but I can't see how that is done. I did look at many of the source files, thinking that it must be via a redefinition of "__eq__" somewhere but with no luck. Any pointers would be appreciated.
It's in the root base class Term:
"I have come to believe that the whole world is an enigma, a harmless enigma
that is made terrible by our own mad attempt to interpret it as though it had
an underlying truth."
-- Umberto Eco
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