Serge D. Mechveliani wrote:
> 
> Anyway, here is the example:
> in my DParse.zip on the Web, using `pretend' for Fraction Int
> saves 1/15 of the time for parsing of  f :: UP(x, Fraction INT)
> (test2Fr)
> (this is curious, because   0 < num, den < 9  in the coefficients).

Not so curious: you save a call to '/' in Fraction.
Calling functions from domain which are computed at runtime inside
a function is much more expensive than normal call using domains
which are computed "at constuctor toplevel": the second case
is cached, the first pays cost seach for correct function per
each call.


-- 
                              Waldek Hebisch
[email protected] 

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