Join experts in discussing differential geometry topics. This includes manifolds, Tensors and forms. Connections and curvature also. Differential and algebraic topology discussion.
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Graduate Understanding Riemann Surfaces in Complex Analysis
- unchained1978
- · Replies 2 ·
Graduate Can Seven Vertices of a 19-Gon Form a Trapezoid Using the Pigeonhole Principle?
- Numeriprimi
- · Replies 4 ·
Graduate How To define charts and atlases
- saminator910
- · Replies 15 ·
High School Why are polygons typically triangulated in computer graphics?
- Synthetix
- · Replies 7 ·
Graduate A Question about de Rham's Theorem
- lavinia
- · Replies 6 ·
Graduate Example of cover (of a set) having finite sub-covers in collection.
- experimentX
- · Replies 9 ·
Graduate Showing the Fundamental Group of S^1 is isomorphic to the integers
- trmukerji14
- · Replies 4 ·
Graduate Invariant Tensors and Lorentz Transformation
- Heirot
- · Replies 2 ·
Graduate Confusion about Christoffel Symbols
- tensor33
- · Replies 7 ·
High School What is the geometric property of these 2 angles being equal?
- Lebombo
- · Replies 2 ·
Graduate How Does Holonomy Relate to Curvature in Higher Dimensional Principal Bundles?
- lavinia
- · Replies 1 ·
Graduate Distance-preserving maps are compositions of rotations and translations
- Fredrik
- · Replies 5 ·
Graduate How Do I Translate These French Math Terms?
- Bacle2
- · Replies 7 ·
Graduate Is There a Positive Constant for a Polynomial Inequality with Two Variables?
- hedipaldi
- · Replies 7 ·
Graduate Embedding of the join of P3 and C4
- Solarmew
- · Replies 1 ·
Graduate What Mathematical Expression Describes a Cone with a Flat Tip?
- sunone
- · Replies 9 ·
Undergrad Broken Geometry (Cylindar) Fit Inside a Box
- Badger33
- · Replies 1 ·
Graduate Fundamental Group of the Torus-Figure 8
- sammycaps
- · Replies 3 ·
Graduate How Do Projective and Affine Varieties Relate in P^n?
- hlfmanhoffdor
- · Replies 2 ·
Graduate Cutting a hole in the projective plane
- Identity
- · Replies 5 ·
High School I have got next interesting geometry example :-)I have got regular
- Numeriprimi
- · Replies 1 ·
Graduate What is the Asymptotic Volume Fraction of Randomly Distributed Spheres in a Box?
- clamtrox
- · Replies 1 ·
Graduate A question about multiresolution analysis (from a topological point of view)
- Lajka
- · Replies 2 ·
Undergrad Flatland on a sphere.Find the radius
- Storm Butler
- · Replies 8 ·
Graduate Calculate the arc length between two points over a hyper-sphere
- 7toni7
- · Replies 10 ·
Graduate Intersection point between n-vector and n-sphere
- 7toni7
- · Replies 3 ·
Graduate What Are the Practical Applications of the Fourth Dimension in Analysis?
- JaredPM
- · Replies 2 ·
Graduate How to use a 4x4 Matrix to translate a point in 3D space
- STENDEC
- · Replies 2 ·
Two circles intersecting, a lot of lines.
- caffeinemachine
- · Replies 8 ·
Graduate Question on Jacobian determinant
- mnb96
- · Replies 5 ·
Graduate Is there a vector version of The Elements?
- Bipolarity
- · Replies 7 ·
Undergrad Can a Flatlander See More Than 2 Sides of a Cube at Once?
- onlymepa
- · Replies 1 ·
Undergrad Circles on XY, YZ and XZ planes from a Sphere
- sijad
- · Replies 4 ·
Graduate Does there exist a pair of interesecting lines that arent coplanar
- Bipolarity
- · Replies 13 ·
Graduate Question on Jacobian with function composition and inverse functions
- mnb96
- · Replies 7 ·
Graduate Power Series for Volume of Balls in Riemannian Manifold
- tornado28
- · Replies 3 ·
Graduate Understanding the Trefoil Knot and Its Function on a Torus
- sammycaps
- · Replies 5 ·
Graduate What is the largest n dimensional box that can fit inside a sphere?
- rylz
- · Replies 1 ·
Graduate How Is U(n) Embedded in O(2n) as a Subgroup?
- timb00
- · Replies 3 ·
Graduate Real life engineering problem I or guidance
- nickatkins
- · Replies 3 ·
Undergrad Deriving the equation of a tangent plane
- autodidude
- · Replies 3 ·
Graduate Charts of a torus (and other manifolds)
- mcafej
- · Replies 3 ·
Undergrad Equation to graph a 180 degree curve comprised of a radius and an ellipse
- JimEd
- · Replies 8 ·
Graduate How change from one to another coordinate system
- soks
- · Replies 4 ·
Graduate Orientation Forms in Different Codimension.
- WWGD
- · Replies 7 ·
Graduate Mapping Torus of a Manifold is a Manifold.
- WWGD
- · Replies 7 ·
Graduate The connection as a choice of horizontal subspace?
- ...?
- · Replies 2 ·
Graduate Deriving the equation of points for exact fitting and shape analysis
- giusyvenezia
- · Replies 3 ·
Graduate Archemedian Spiral Flight Path: Calculating Arc Length & Equations
- rhimmelblau
- · Replies 2 ·
Graduate Inner product of rank 2 tensor and a vector
- abluphoton
- · Replies 1 ·
Graduate What Matrix Transformation Projects a 3D Planar Shape onto the XY Plane?
- weetabixharry
- · Replies 2 ·
Graduate Algorithm for testing intersection of point and compound polygon
- Physt
- · Replies 3 ·
Reflecting Ray from Concave Mirror: Parabola Focus
- sbhatnagar
- · Replies 2 ·
Graduate Generalizing the Hairy Ball Thorem - Higher Dimensions and Higher-Order Tensors
- lpetrich
- · Replies 8 ·
Graduate How to design algebraic function with particular ramified covering?
- jackmell
- · Replies 1 ·
Graduate Inspiration help on nullstellensatz
- FireSquirrel
- · Replies 1 ·
Graduate More on Diff. Forms and Distributions as Kernels
- WWGD
- · Replies 11 ·
Graduate Using Forms to Define Orientation of Curves.
- WWGD
- · Replies 8 ·
Graduate Calculating the intersection of a branching point
- MattRNR
- · Replies 1 ·
Undergrad Point at which a line intersects a plane
- sparkzbarca
- · Replies 1 ·
Undergrad Max Area of 2 Circles in Square of Side 1
- rudolfstr
- · Replies 2 ·
Undergrad The length of an uncoiled spring
- lntz
- · Replies 3 ·
Graduate Covector fields - did I get them wrong?
- Kontilera
- · Replies 6 ·
Graduate Geometric interpretation of metric tensor
- mnb96
- · Replies 12 ·
Graduate Understanding displacements of points by interpreting directions
- onako
- · Replies 3 ·
Graduate Kernels, and Representations of Diff. Forms.
- WWGD
- · Replies 1 ·
Undergrad Interpretation on the meaning of some graph theory statements
- Ceci020
- · Replies 1 ·
Graduate Looking for a Theorem of Continuous Functions
- sammycaps
- · Replies 10 ·
Graduate Sobolev class of loops to a compact lie Group
- Kreizhn
- · Replies 3 ·
Graduate Understanding 1/2 of Van Kampen's Theorem
- sammycaps
- · Replies 4 ·
Graduate Hyperbolic Paraboloid and Isometry
- BrainHurts
- · Replies 2 ·
Graduate Riemannian connection basic question about computing
- samithie
- · Replies 2 ·
Graduate Proving the Containment Property of Polar Cones for Sets in R^n
- avilaca
- · Replies 5 ·
Graduate Scalar product in spherical coordinates
- batboio
- · Replies 3 ·
Graduate Scalar fields/ Scalar functions / Vector fields / Vector functions
- K41
- · Replies 4 ·
Graduate Finding straight line distance between an ellipsoid and a point
- Shadowsteps
- · Replies 4 ·
Spherical Harmonics easy question
- Dustinsfl
- · Replies 1 ·
Undergrad Calculating Material Used in a Cylinder of given Thickness
- you878
- · Replies 1 ·
Graduate Sufficient condition for global flatness
- tom.stoer
- · Replies 5 ·
Graduate Weighted average of arbitrary k points from a line
- onako
- · Replies 6 ·
Graduate Differential Geomtery. Find the vertices the equation
- ocho
- · Replies 2 ·
Graduate Can You Prove the Inequality in Triangles with Arbitrary Points?
- James4
- · Replies 7 ·
Graduate Prove that for any graph G, the connectivity is less that the minimum degree
- sunnyceej
- · Replies 3 ·
Graduate Confirm Mistake in Nakahara's Geometry, Topology, Physics
- Bballer152
- · Replies 3 ·
Graduate Measure of the Sharpness of a curve
- Bavid
- · Replies 6 ·
Undergrad Find 3D point along the line at given distance
- catalin.drago
- · Replies 11 ·
Compute the downwards flux of F
- Uniman
- · Replies 1 ·
Graduate What is a Liouville Isomorphism in the Context of Symplectization?
- Kreizhn
- · Replies 1 ·
Undergrad Finding the points of intersection of two ellipses
- Physt
- · Replies 1 ·
Graduate Problem expanding algebraic function via Newton polygon
- jackmell
- · Replies 5 ·
High School Questions relating to asymptotes
- MegaDeth
- · Replies 1 ·
Graduate Algebraic Topology: Connected Sum & Reference Help
- julypraise
- · Replies 5 ·
Graduate Solenoidal and conservative fields
- TrickyDicky
- · Replies 91 ·
Graduate Does an Orthonormal Frame Exist on a Surface with a Riemannian Metric?
- semigroups
- · Replies 2 ·
Graduate Genus of aribtrary algebraic function
- jackmell
- · Replies 6 ·
Undergrad Calculate the Normal vector to an Ellipse
- Philosophaie
- · Replies 15 ·
Graduate The area form of a Riemannian surface
- semigroups
- · Replies 4 ·
Undergrad FInding the area of pentagon (on x,y,z axis) using trinagles?
- rbec_campbell
- · Replies 1 ·
Graduate How to Determine the Minor Axis of an Ellipse from Given Points?
- Physt
- · Replies 4 ·
Graduate Confused as to what constitutes a manifold?
- saminator910
- · Replies 24 ·