SAGE
solve.
4.1. x 2 1 = 0.
sage: solve(x^2-1==0,x)
sage: solve(x^2-1,x)
sage: (x^2-1).solve(x)
[x == -1, x == 1]
SAGE -
, :
limit ;
sum ;
prod -
;
diff (derivative) ;
integral (integrate) -
;
taylor .
.
SAGE : desolve,
desolve_laplace, desolve_system .
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