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Projective-space
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What does it mean to call horizontal lines through O the "points at infinity" in real projective plane $RP^2$?
August 1st, 2022
projective-geometry
projective-space
euclidean-geometry
How can I prove formally that the projective space is a Hausdorff space?
August 1st, 2022
projective-space
general-topology
Euler characteristic of the projective plane (using embedding diagram)
August 1st, 2022
general-topology
projective-space
algebraic-topology
Sum of projection vectors
August 1st, 2022
vectors
projective-space
linear-algebra
When are three points of a projective plane collinear?
January 25th, 2020
projective-space
projective-geometry
linear-algebra
Numbers of charts needed to make an atlas of real projective plane?
December 10th, 2020
general-topology
projective-space
What this notation R^3 ∖ (0, 0, 0) means?
August 1st, 2022
vectors
notation
vector-spaces
projective-space
projective-geometry
The cross-ratio of four points is a real number exactly when the four points lie on a line or a circle
January 6th, 2022
complex-analysis
projective-space
projective-geometry
complex-numbers
Intersection of n hyperplanes in projective space of dimension n is not empty
March 25th, 2020
commutative-algebra
projective-space
ideals
algebraic-curves
Find epipolar lines from fundamental matrix
August 1st, 2022
projective-space
svd
Plotting a star's position on a 2D map
January 24th, 2020
spherical-coordinates
projective-space
Determine equations of line in projective space
August 1st, 2022
projective-geometry
projective-space
How to prove: Real projective plane is a manifold
August 1st, 2022
manifolds
projective-space
quotient-spaces
reference-request
general-topology
Two lines intersect in exactly one point in projective plane, $\mathbb P^2$
August 1st, 2022
projective-space
projective-geometry
Which Möbius transformations send 0, 1 and infinity to 0, 1 and infinity
May 18th, 2020
complex-analysis
complex-numbers
projective-space
Canonical line bundle over a projective bundle
January 18th, 2020
grassmannian
vector-bundles
projective-space
Proving that a transformation is an isometry and find the projectivity which reperesents
August 1st, 2022
projective-space
projective-geometry
linear-transformations
geometry
linear-algebra
fixed point projective geometry
August 1st, 2022
projective-space
linear-algebra
plane-curves
affine-geometry
projective-geometry
Projection of a plane on $xy$ plane
August 1st, 2022
calculus
projective-space
integration
Real projective plane and Möbius strip
April 9th, 2020
general-topology
projective-space
mobius-band
Projective varieties and irreducibility
July 25th, 2020
projective-schemes
algebraic-geometry
projective-space
How to tell if a cubic curve in the projective plane is irreducible
January 19th, 2020
projective-space
algebraic-geometry
algebraic-curves
projective-geometry
Number of points on a line in a finite projective plane
August 1st, 2022
projective-geometry
projective-space
algebraic-geometry
geometry
Affine Cover of $\mathbb{P}^n$
August 1st, 2022
projective-schemes
algebraic-geometry
projective-space
projective-varieties
Why there exist prime homogeneous ideals containing the Irrelevant ideal?
August 1st, 2022
algebraic-geometry
projective-schemes
projective-space
Computing the Todd class of projective space.
August 1st, 2022
algebraic-geometry
algebraic-topology
projective-space
Blow-ups in Projective Space
June 24th, 2020
algebraic-geometry
reference-request
projective-geometry
projective-space
blowup
How to Project a Symmetric Matrix onto the Cone of Positive Semi Definite (PSD) Matrices
August 16th, 2020
convex-optimization
dual-cone
projective-space
projective-geometry
matrices
Addition of homogeneous vectors with different w component
April 30th, 2020
projective-space
linear-algebra
De Rham cohomology groups of projective real space
February 5th, 2020
smooth-manifolds
algebraic-topology
de-rham-cohomology
projective-space
differential-geometry
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