New function: ilogb, integer logarithm to integer base #191
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sjaeckel
requested changes
Apr 7, 2019
sjaeckel
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Apr 9, 2019
sjaeckel
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Apr 9, 2019
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Can also be used to decrease runtime for
mp_radixsizefrom O(n^2) to O(log n) (mp_ilogbuses a simple binary search). Some empirical tests show a cutoff useingmp_ilogbat about 100 limbs (MP_64BIT) which is a lot.