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Lionel Issen writes:
> In any computational process mathematicians, scientists, engineers
> and others always accept "close enough".
Like all generalizations, this one too is false.
*SOME* mathemeticians accept "close enough", for some things, in some
contexts.
Most theoretical branches of mathematics use symbolic notation
precisely because it IS exact.
> According to Guy's painstaking checks, Metastock cannot do single
> precision calculations reliably.
Has this assertion not been shown to be false already?
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