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15
Math.TechQA.Club
2026-05-11 05:36:28
55
Views
Finding the Proportions of Topological Disks
Published on
11 May 2026 - 5:36
#general-topology
#geometry
#computational-mathematics
#computational-geometry
#tiling
232
Views
"Holes" in the natural transformation as categorical homotopy analogy
Published on
12 Apr 2026 - 13:46
#general-topology
#algebraic-topology
#category-theory
388
Views
A rigorous yet intuitive summary of inflection and critical points for beginning calculus?
Published on
14 Apr 2026 - 12:56
#real-analysis
#calculus
#general-topology
#limits
#derivatives
109
Views
Sum of closed subgroups and linear topology
Published on
14 Apr 2026 - 12:55
#general-topology
#group-theory
#topological-groups
65
Views
Topology problem on Lie Transformation groups.
Published on
07 Apr 2026 - 20:33
#general-topology
#differential-geometry
#lie-groups
#topological-groups
201
Views
Is the set of Borel measurable transformations the closure of continuous functions under pointwise limits?
Published on
10 May 2026 - 20:53
#general-topology
#measure-theory
#examples-counterexamples
#borel-sets
#measurable-functions
69
Views
$X$ $T_3$ and $f:X\rightarrow Y$ cont. open and closed $\Longrightarrow$ $f(X)$ Hausdorff
Published on
11 May 2026 - 2:50
#general-topology
#separation-axioms
205
Views
Fundamental group of $Q:=\{[x,y,z,t,u,v] \in \mathbb{R}P^5 |x^2+y^2+z^2-t^2-u^2-v^2=0\}$ and a covering of a quadric
Published on
16 Apr 2026 - 6:25
#general-topology
#algebraic-topology
#projective-geometry
102
Views
Proving that $Y$ is complete
Published on
14 Apr 2026 - 19:52
#general-topology
#metric-spaces
#cauchy-sequences
1.3k
Views
Complex Projective Line is homeomorphic to the 2-sphere
Published on
13 Apr 2026 - 9:58
#general-topology
#geometry
#complex-numbers
#projective-geometry
35
Views
Trying to understand a proof where disjoint decomposition of $\mathbb R^n$ is used.
Published on
13 Apr 2026 - 9:39
#real-analysis
#general-topology
70
Views
Minimal dimension of an affine space in $\mathbb R^n$ that could divide an open set $U$ into disconnected components?
Published on
15 Apr 2026 - 2:07
#linear-algebra
#general-topology
#connectedness
995
Views
Find critical points and inflection points given the derivative (also check for consistency with Darboux's theorem)?
Published on
14 Apr 2026 - 4:38
#real-analysis
#calculus
#general-topology
#limits
#derivatives
286
Views
Homotopic Equivalence of the set of all continous maps from $X$ to $\Bbb R^n$
Published on
16 Apr 2026 - 2:09
#general-topology
#algebraic-topology
#homotopy-theory
#geometric-topology
346
Views
Loops: associativity for groups
Published on
12 Apr 2026 - 1:14
#abstract-algebra
#general-topology
#algebraic-topology
#homotopy-theory
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