Geometric Properties of Schemes
30311
Base change and irreducibility/reducedness/connectedness in Qing Liu's book (3.2.7 and 3.2.11 using 3.2.6)
99707
free module implies surjective map of affine schemes
64861
Intersection of open affines can be covered by open sets distinguished in *both*affines
100954
Restricting a Weil divisor to a local scheme
130278
Vector Applications in Euclidean Geometry
20310
Geometric motivation for negative self-intersection
133756
Geometric interpretation of $\det(A^T) = \det(A)$
153054
Euler characteristic for non-convex polyhedra.
95274
Geometric meaning of completion and localization
57930
Chromatic polynomial properties
88206
Image of a line in $\mathbb{P}^2$ under Veronese embedding
95234
Quasi-components in compact space
28406
composition of certain covering maps
115347
Showing that the fiber of a morphism of schemes over a point is homeomorphic to the preimage
148633
Description of varieties in $\mathbb{P}^2\times \mathbb{P}^1$
44399
Arithmetic and geometric sequences: where does their name come from?
131132
Proofs using vector properties