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15
Math.TechQA.Club
2026-04-13 13:06:09
1.5k
Views
$T^{\ast}T$ unitary then $T$ isometry
Published on
13 Apr 2026 - 13:06
#functional-analysis
#operator-theory
#inner-products
#adjoint-operators
#isometry
231
Views
Exists a discrete Euclidean isometry group that's not finitely generated?
Published on
10 May 2026 - 15:28
#group-theory
#euclidean-geometry
#isometry
#finitely-generated
1.8k
Views
Are inner product-preserving maps always linear?
Published on
13 Apr 2026 - 5:02
#linear-algebra
#functional-analysis
#linear-transformations
#isometry
50
Views
Iteration of a parabolic transformation
Published on
11 Apr 2026 - 1:30
#hyperbolic-geometry
#isometry
78
Views
Show that if x and y are of same length, there must exist an isometry with f(x) = y
Published on
13 Apr 2026 - 8:38
#linear-algebra
#metric-spaces
#isometry
638
Views
Any symmetry that fixes three non-collinear points is the identity
Published on
14 Apr 2026 - 21:24
#geometry
#euclidean-geometry
#isometry
53
Views
Three points fixed by the composition of an two isometries
Published on
13 Apr 2026 - 23:15
#euclidean-geometry
#isometry
686
Views
Which properties preserve by isometry?
Published on
10 Apr 2026 - 4:38
#differential-geometry
#curvature
#isometry
56
Views
How to show that there are exactly two motions mapping $P\to P'$ and $Q\to Q'$ given that $d(P,Q)=d(P',Q')$
Published on
16 Apr 2026 - 22:15
#geometry
#euclidean-geometry
#isometry
31
Views
Isometric embedding probability distributions with tree transportation cost into $\ell_1$
Published on
12 Apr 2026 - 19:36
#probability-distributions
#metric-spaces
#trees
#isometry
121
Views
Surjective differentiable map is an isometry
Published on
15 Apr 2026 - 6:32
#differential-geometry
#riemannian-geometry
#hyperbolic-geometry
#isometry
575
Views
Why the isometry group is not the orthogonal group?
Published on
12 Apr 2026 - 21:49
#linear-algebra
#group-theory
#isometry
122
Views
What is an example of two non isometric closed balls of same radius?
Published on
16 Apr 2026 - 3:51
#metric-spaces
#isometry
300
Views
Inversion as hyperbolic isometry (Poincaré disk model).
Published on
16 Apr 2026 - 14:36
#hyperbolic-geometry
#isometry
77
Views
Isometries on a Banach space converging pointwise
Published on
14 Apr 2026 - 10:42
#functional-analysis
#banach-spaces
#isometry
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