
Preview onto version 0.3.4
Here you can do some experiments with Rascal. The computation time is
restricted to about 10 secs to prevent high load on server.
Have a look at the documentation or at the examples. If you see wrong plots reload may help.
You job is cancelled as soon someone else accesses this page, so consider a
local installation.
Rascal-toolbox-0.3.4 (C) 2001,2002 Sebastian Ritterbusch
Enter 'help' for help or 'licence' for information about licence and warranty.
"rascal.rc loaded, predefined e, i, pi"
>p=X^4-(5+3*i)*X^3+(6+7*i)*X*X-(54-22*i)*X+120+90*i;
>CPolyZero(p,1+i)
[([ 1.4142135623, 1.4142135624]+[ 2.8284271247, 2.8284271248]*i);X^3+([ -3.5857864377, -3.5857864376]+[ -0.1715728753, -0.1715728752]*i)*X^2+([ 1.4142135623, 1.4142135624]+[ -3.3847763109, -3.3847763108]*i)*X+([ -42.4264068712, -42.4264068711]+[ 21.2132034355, 21.2132034356]*i);""]
>cpzero(p,4)
([ 4.9999999999, 5.0000000001]+[-2.2569491536E-036,2.2569491536E-036]*i)
>p(cpzero(p,1+i))
([-9.9475983007E-014,8.5265128292E-014]+[-1.1368683773E-013,9.9475983007E-014]*i)
>
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