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Join experts in discussing differential geometry topics. This includes manifolds, Tensors and forms. Connections and curvature also. Differential and algebraic topology discussion.
Undergrad Calculate Position - Angle Difference of Arrival
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Graduate Evenly spaced points in oddly shaped volume?
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Graduate Understanding Minimal Surfaces: QFT Math Prerequisites
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Graduate Integer Cohomology of Real Infinite-Dimensional Grassmann Manifold
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Graduate Cat vs Mouse (bipartite graphs) - can mouse evade capture?
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MHB How to Solve Vector Equations and Find Distances in Analytic Geometry?
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Graduate Algebraic Topology - Retractions and Homomorpisms Induced by Inclusions
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Graduate Killing vectors for a given Kahler potential
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Graduate Algebraic Topology - Fundamental Group and the Homomorphism induced by h
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Graduate Calculating the Z2 cohomology of the Klein Bottle using intersections
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Graduate Is the Ratio of Circumference to Diameter Always Pi in Non-Euclidean Space?
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Graduate How does the proof of Sard's theorem utilize vector spaces and planes?
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Graduate Computing arc length in Poincare disk model of hyperbolic space
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Graduate Exterior algebra and n-dimensional volumes
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Graduate Is Every Element of n-Torus DeRham Cohomology Independent?
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Graduate What is the Klein Four-Group Geometry and Its Applications?
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Graduate Orthogonal Lines and their line element
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Undergrad How Can You Calculate the Center of Rotation in 3D Space?
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Graduate How Does a Vector Transform Across Different Charts on a Manifold?
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Graduate Euler Angles - Why Post Multiplication
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Graduate Why Does the Second Equality Hold in Multi-Linear Algebra?
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Graduate Is There Such a Thing as DeRham Homology?
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Graduate How Can I Understand the Geometrical Construction of Klein's Quartic?
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Undergrad How Do You Define an Axis with Three Unit Vectors?
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Graduate Simplify Condition for Chord Length Equals Angle?
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Graduate Poincaré disk: metric and isometric action
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Graduate Second fundamental form of surface with diagonal metric
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Graduate Understanding Monodromy Map of a Covering Space: Can Anyone Help?
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Graduate Rao: Proposition 1.2.4. Superfluous section of proof?
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Graduate The singular points on f = x^2 y - x y on a plane
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Undergrad Distance of a point to an Ellipsoid
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Graduate Understanding the Lie Derivative of Tensors: A Step-by-Step Approach
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Graduate Deformation retraction of plane RP2
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Graduate What is the Definition of C1-Close Curve in Whitney Topology?
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Graduate Orthogonality of Absolute Derivative
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Graduate What's relation between factorial and tensor components.?
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Undergrad Triangle Inequalities Relationship
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Graduate Are Homotopic Maps of the n-Sphere Antipodal?
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Graduate Tensor fields and multiplication
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Graduate What are the properties of orbifolds and how do they differ from manifolds?
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Graduate How to verify if a mapping is quotient.
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Graduate Inversion w.r.t. a sphere: Operator
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Graduate Stoke's theorem and normal vectors
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Graduate Cohomology with coefficients in a sheaf
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Graduate Can you explain dual tensors and tensor densities with a simple example?
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Graduate Varying Energy in a Schwartzschild Metric
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Graduate Quickly: Multlinearity of exterior derivative, and proof of invariant formula
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Undergrad Help with a Geometry Problem - Calculating The Radius of a Curve
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Undergrad What is the shape of the surface defined by a(x²+y²)+bz²=c?
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Graduate How can I construct a Riemann surface from branch data?
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Graduate What is the significance of the modulus of a Riemann surface?
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Undergrad 1-point perspective Room with 2- and 3-point Objects possible?
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Undergrad Poincare Conjecture: Explaining Lower Dimension Equivalent
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Graduate Morse homology of a tilted torus.
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Graduate Visualising singular cohomology using cap product.
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Graduate How to Calculate the Axis of Rotation in 3D Space?
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Graduate Deriving Elastica Equation: Bernoulli/Newton
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Undergrad Checking if a point is on an arc, defined by two vectors
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Graduate Does the metric tensor only depend on the coordinate system used?
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Graduate Calculating Riemann Curvature Tensor: Faster Methods?
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Graduate How Do Velocity and Displacement Vectors Transform in Plane Polar Coordinates?
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Graduate What are the best resources for beginners to learn about Holonomy Groups?
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Graduate How Do Indices Function in Tensor Notation?
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Undergrad FInd the Vector passing thru a point and parallel to two points in a plane
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Graduate Topologising RP2 using open sets in R3
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Undergrad How to make the total length of a trail as short as possible?
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High School How to draw a logarithmic spiral
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Graduate Levi-cevita parallel propagation on a sphere
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Graduate Euler characteristic of complex projective plane
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Graduate Limiting the placement of covering rectangle with smaller rectangles algorithm?
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Graduate Developing a General Formula for a family of Curve Shapes
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Graduate Vectors, Covectors & Tangentvector in Manifolds without Metric
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Graduate Understanding Minimal Surfaces: Laplace Pressure of a Capillary Bridge
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Graduate What are projective transformations?
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Graduate Can 5th order equations be solved by means other than radicals?
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Undergrad What is the solution to Dido's problem?
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Undergrad What is the purpose of the normal equation of the plane?
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Graduate Question on energy displacement.
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Graduate How to create normal Riemann surface for cubic?
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Graduate Reference for simplicial homology and cohomology
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Graduate Is Horn-torus a valid genus-1 Riemann Surface?
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Graduate Question on tensor notation in group theory
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Graduate Interpretation of torsion vs riemann tensor
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Undergrad Stuck on a 3D coordinate geometry problem
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High School Why Do 3D Coordinates Include Four Parameters?
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Undergrad What are some solved exercises on graph connectedness in graph theory?
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Graduate Index Notation: ∂_i 1/r = -x_i/r^3?
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Graduate Smooth Homotopy, Regular Values (Milnor)
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Graduate Is e an Accumulation Point in This Topology?
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Graduate Path ordered integral over simplices?
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Graduate Help finishing connectedness proof.
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Graduate 4 component spinor isomorphic to S^7?
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Graduate Parallel propagator and covariant derivative of vector
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Graduate Rigged Hilbert Space: Algebraic v.s. Continuous Dual Space
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Graduate Mapping contours over normal Riemann surfaces
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Graduate Xyx^-1y^-1 a Lie group homomorphism?
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Graduate Linear change of coordinates preserving a certain property
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Undergrad Is a Helix One-Dimensional?
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Undergrad Proving Ceva's Theorem with Triangle PQR
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Graduate Topology generated by interior operator
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