Roots of a quadratic function: Difference between revisions
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qroots(1, -1e9, 1)
[1] 1e+09+0i 1e-09+0i</lang>
Using the builtin '''polyroot''' function (note the order of coefficients is reversed):
<lang R>polyroot(c(-2i, 0, 1))
[1] 1+1i -1-1i
polyroot(c(1, -1e9, 1))
[1] 1e-09+0i 1e+09+0i</lang>
=={{header|Racket}}==
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