> > > I think it is a fallacy to say you prefer accuracy over speed: the > fallacy is in thinking it is binary choice. You care about speed, > because otherwise, you would not use a computer at all, you would do > everything by hand [1]. Floating point is by itself an approximation: it > can not even represent rational number accurately, let alone algebraic > numbers or transcendent ones ! There are packages to do exact > computation (look at sage for example for something based on python), > but numpy/scipy are first numerical computation, meaning approximation > along the way. >
True perhaps I should have said consistency, rather than accuracy. Cheers
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