Sections of tensor powers of dual of tautologic line bundle are homogenous polynomials.
8654
Global sections of $\mathcal{O}(-1)$ and $\mathcal{O}(1)$, understanding structure sheaves and twisting.
58028
Semisimplicity is equivalent to each simple left module is projective?
65661
Decomposition of a homogeneous polynomial
94579
$\mathbb{Q}[x,y]/\langle x^2+y^2-1 \rangle$ is an integral domain, and its field of fractions is isomorphic to $\mathbb Q(t)$
106081
The Projection to a Projective Line is Holomorphic
143517
Isomorphisms Between a Finite-Dimensional Vector Space and its Dual
41069
Justifying $\,\Bbb{Z}[i]/\langle 2\rangle\cong \Bbb{Z}[X]/\langle X^2+1,2\rangle\cong \Bbb{F}_2[X]/\langle X^2+1\rangle$
101473
Tensor product of a sheaf of module and a residue field
53244
Prove that $p \in \mathbb{R}[x]$ can be represented as a sum of squares of polynomials from $\mathbb{R}[x]$
42412
Singular homology $S^{n}$ with rational coefficients
155642
Understanding divison by monic polynomial in $R[x]$ where $R$ is an arbitrary ring
74884
Tensor product in dual-space
12104
How to prove this result involving the quotient maps and connectedness?
82824
Affine algebraic subset of $\mathbb{A}_k^4$
129109
Is the set of polynomial with coefficients on $\mathbb{Q}$ enumerable?
6101
Are $\mathbb{C} \otimes _\mathbb{R} \mathbb{C}$ and $\mathbb{C} \otimes _\mathbb{C} \mathbb{C}$ isomorphic as $\mathbb{R}$-vector spaces?
132653
How to show that $\mathfrak{sl}_n(\mathbb{R})$ and $\mathfrak{sl}_n(\mathbb{C})$ are simple?