Some more experiments with the imaginary part... Can someone reproduce/explain the strange behaviour of the attached script?
Please modify the path to efstruc.spad accordingly. Ralf -- You received this message because you are subscribed to the Google Groups "FriCAS - computer algebra system" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/fricas-devel/cf04eed8-78d4-4849-8b86-cb5b23bb1958%40hemmecke.org.
pp := x^4-2729960418308000*x^3-395258439243352250000*x^2-55499520947716391500000000*x-345363656226658026765625000000 xxx := radicalRoots(pp,'x)$RadicalSolvePackage(INT); x4 := xxx.4 imag x4 -- returns 0 digits 21 -- returns 20 imag x4 -- gives radical expression )co /home/hemmecke/g/fricas/src/algebra/efstruc.spad imag x4 -- returns 0 digits 21 -- returns 20 imag x4 -- returns 0 xxx := radicalRoots(pp,'x)$RadicalSolvePackage(INT); x4 := xxx.4 imag x4 -- gives radical expression digits 20 -- returns 21 imag x4 -- returns 0
