Proving the non-existence of a polynomial function
99000
No polynomial with integer coefficients satisfies the conditions
154360
Show $f$ can't be irreducible over a finite field if $f^\prime$ is the zero polynomial.
122762
Proving that the limit doesn't exist for $x$ other than $0$
55119
Proof that the coefficients of a polynomial are real
132165
"Polynomials" with non-integer exponents
69523
Prove that polynomial of degree $4$ with real roots cannot have $\pm 1$ as coefficients (IITJEE)
147325
Proving that if $f(x)=x$ has no real solution then $f(f(x))=x$ has no real solution either
157266
Can a nonzero polynomial evaluate to the zero function in a suitable infinite ring of char 0?
91388
Prove that $f$ is a polynomial if one of the coefficients in its Taylor expansion is 0
47443
Iterated polynomial problem
103340
Show that this entire function is polynomial.
80720
What paths to choose to prove that $\lim_{(x,y) \to (0,0)}\frac{xy^2}{x^2 - y^2}$ does not exist?
82771
Proving that any polynomial $p:\mathbb{R}\rightarrow \mathbb{R}$ is not bounded, but its restriction to any bounded set is bounded
79359
Show that $f$ is a polynomial if it's the uniform limit of polynomais
95594
Prove that a polynomial is irreducible or the field contains a $p$th root
39346
Let $R= \mathbb{Q}[x^2 ,x^3 ]$, the set of all polynomials over $\mathbb{Q}$ with no $x$ term. Show that the $\gcd$ of $x^5$ and $x^6$ does not exist
141184
Proof that a degree 4 polynomial has at least two roots