[erlang-questions] Maths Problem -> 2452.45*100. = 245244.99999999997

Richard A. O'Keefe <>
Mon Dec 2 01:20:22 CET 2013


On 1/12/2013, at 5:51 AM, Hynek Vychodil wrote:
> But dc computes precise
> 
> $ dc <<<"20k2452.45 100*245245-p"
> 0
> 
> $ dc <<<"20k28 85*312*5*0.85/p"
> 4368000.00000000000000000000

That's hardly surprising.
dc(1) implements *decimal* floating point,
though not IEEE decimal floating point.




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