ac5caade-e364-4bcc-a1c3-6286e80ece93 2 6 9 decimal

&[DATE] &[TIME] - &[FILENAME]

a b f 3 a * 4 b * - 24 ≡ 5 a * 2 b * + 3 - ≡ 21 mat :

5346 does not support syntax a b 21 mat a b f a b 21 mat roots : #

alternately: collect solutions in vector r a b f a b 21 mat roots : 6923076923076950000000000000 / 496153846153847100000000000000 / - 21 mat

r sol r 1 el r 2 el f :

15 D numeric
exp threshold  15 r sol 0021 mat

Sanity check

15 D, 15 exp threshold 6923076923076950000000000000 / 496153846153847100000000000000 / - f 0021 mat

36923076923076950000000000000 / * 4496153846153847100000000000000 / - (* - 24

56923076923076950000000000000 / * 2496153846153847100000000000000 / - (* + 3.00000000000004 -

This is not "sanity". Different numerical context => results in different numerical issues. Mathematica would explain: different results may result from different ULP in the execution context. ULP = "Unit in the Last Place"

r sol 436557456851006001818989403545860 / 24 ≡ (1091393642127530363797880709171 / - (3 - (≡ (21 mat

24436557456851006001818989403545860 / - 2.199023 1014 -^*

3 - (1091393642127530363797880709171 / - (- 4.672924 1014 -^*