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Re: How to get better exponentiation?

by syphilis (Archbishop)
on Jan 22, 2022 at 13:43 UTC ( [id://11140710]=note: print w/replies, xml ) Need Help??

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  1. or download this
    
C:\>perl -MMath::MPFR=":mpfr" -le "$op = Math::MPFR->new(-9117 ** 3); 
+Rmpfr_cbrt($op, $op, MPFR_RNDN); print $op;"
-9.117e3
  2. or download this
    C:\>perl -MMath::MPFR=":mpfr" -le "$op = Math::MPFR->new(-9117 ** 3); 
+Rmpfr_rootn_ui($op, $op, 3, MPFR_RNDN); print $op;"
-9.117e3

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