Exercise from Geometry of algebraic curves by Arbarello, Cornalba, Griffiths, Harris
1531
Exercise from Geometry of algebraic curves by Arbarello, Cornalba, Griffiths, Harris
48804
Enumeration of rationals from Stein-Shakarchi's Real Analysis (Chapter 1, Exercise 24)
111183
Nonsingular projective variety of degree $d$
131080
Geometric representation of the sum of a Geometric Series
115502
Analogue of the Cantor-Bernstein-Schroeder theorem for general algebraic structures
65661
Decomposition of a homogeneous polynomial
75225
Exercise $ 3.4.15 $ of David Marker’s “Model Theory”.
17276
Number of points in the fibre and the degree of field extension
29954
Hartshorne Exercise II. 3.19 (a)
67768
How to determine the group structure of $E(\mathbb{R})$ for an elliptic curve $E/\mathbb{R}$
114845
Elliptic Curves of different forms
44453
Prove that the normalisation of $A=k[X,Y]/(Y^2-X^2-X^3)$ is $k[t]$ where $t=Y/X$ (Reid, Exercise 4.5)
94461
Where can I find good exercises for algebraic geometry that require hard, concrete computation?
144545
Ideal of the twisted cubic
123442
Prerequisites for Algebraic Geometry
99217
Hartshorne's Exercise II.4.5(c). A third time.
103969
Exercise 3.39 of Fulton & Harris