query: Mathematica gives imaginary results for polynomials
positive_passages.docid: 18911
positive_passages.text: Finding real roots of negative numbers (for example, $\sqrt[3]{-8}$)
negative_passages.docid: 60721
negative_passages.text: How does $e^{i x}$ produce rotation around the imaginary unit circle?
negative_passages.docid: 8505
negative_passages.text: How can I work around this TikZ bug: (\x)^2 and \x^2 produce different results in TikZ plot?
negative_passages.docid: 99835
negative_passages.text: Polynomial in $\mathbb{Q}[x]$ with root $\sqrt[3]{2}+\sqrt[3]{3}$
negative_passages.docid: 29064
negative_passages.text: Can the real and imaginary parts of $\dfrac{\sin z}z$ be simplified?
negative_passages.docid: 79012
negative_passages.text: Why is it so hard to find the roots of polynomial equations?
negative_passages.docid: 2796
negative_passages.text: How to tell Mathematica that certain variables are real/imaginary, integer-valued, etc
negative_passages.docid: 73573
negative_passages.text: image of polynomial map is not an algebraic set
negative_passages.docid: 84466
negative_passages.text: How to compute the inverse of a polynomial under $GF(2^8)$?
negative_passages.docid: 116495
negative_passages.text: How to eliminate the zero real part of a purely imaginary number?
negative_passages.docid: 68315
negative_passages.text: Why doesn't multiplying square roots of imaginary numbers follow $\sqrt{a} \times \sqrt{b} = \sqrt{ab}$?
negative_passages.docid: 131814
negative_passages.text: Integral with differential is purely imaginary
negative_passages.docid: 132165
negative_passages.text: "Polynomials" with non-integer exponents
negative_passages.docid: 157200
negative_passages.text: Roots of a equation on a complex plane
negative_passages.docid: 55119
negative_passages.text: Proof that the coefficients of a polynomial are real
negative_passages.docid: 2891
negative_passages.text: How to make the imaginary part of a +0. I zero globally?
negative_passages.docid: 139190
negative_passages.text: What are the coefficients of the polynomial inductively defined as $f_1=(x-2)^2\,\,\,;\,\,\,f_{n+1}=(f_n-2)^2$?