Function in program

[Han]

Two ways:

CAS.command("arg1", "arg2", ..., "argn")

Code:

EXPORT calcul()
CAS.cSolve("x^4-1=0","x");
END;

or create a cas program:

Code:

#cas
calculx():=
BEGIN
cSolve(x^4-1=0,x);
END;
#end