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15
Math.TechQA.Club
2026-03-25 11:13:20
73
Views
Boundedness of linear functional $\ell(g)=\int_a^b g(t)dt$
Published on
25 Mar 2026 - 11:13
#functional-analysis
#formal-completions
321
Views
Do complete Hopf algebras have an antipode?
Published on
25 Mar 2026 - 10:54
#reference-request
#algebraic-topology
#hopf-algebras
#coalgebras
#formal-completions
292
Views
The completion of the ring of Laurent polynomials with respect to the augmentation ideal.
Published on
25 Mar 2026 - 9:28
#commutative-algebra
#hopf-algebras
#coalgebras
#formal-completions
60
Views
If a group and a groupoid have the same profinite completions, can anything be said about them?
Published on
25 Mar 2026 - 9:28
#abstract-algebra
#topological-groups
#formal-completions
65
Views
Motivation of completions of schemes?
Published on
22 Apr 2026 - 21:01
#algebraic-geometry
#schemes
#formal-completions
379
Views
Direct limit of completions of finitely generated submodules
Published on
11 Apr 2026 - 23:47
#abstract-algebra
#commutative-algebra
#modules
#formal-completions
537
Views
Smooth completion of algebraic curves
Published on
21 Apr 2026 - 18:47
#algebraic-geometry
#algebraic-curves
#projective-geometry
#formal-completions
916
Views
completion and heights of prime ideals
Published on
06 Apr 2026 - 6:26
#ring-theory
#commutative-algebra
#krull-dimension
#formal-completions
129
Views
K-theory of a classifying space (part two)
Published on
27 Mar 2026 - 23:23
#commutative-algebra
#topological-k-theory
#limits-colimits
#formal-completions
389
Views
Commutative Algebra "mess": recover the complete local rings of the normalization
Published on
30 Mar 2026 - 23:46
#algebraic-geometry
#commutative-algebra
#local-rings
#formal-completions
217
Views
Extension of DVRs and uniformizers
Published on
09 Apr 2026 - 10:24
#abstract-algebra
#ring-theory
#commutative-algebra
#valuation-theory
#formal-completions
81
Views
How can I compute completions of rings?
Published on
06 Apr 2026 - 7:26
#commutative-algebra
#formal-completions
659
Views
$\mathfrak{a}$-adic completion of an $A$-module is a topological $\hat{A}$-module with which topology? Why does completion induce a continuous map?
Published on
25 Mar 2026 - 10:53
#commutative-algebra
#modules
#formal-completions
382
Views
Question on the formal completion of a ring $R$ w.r.t. an ideal $J$
Published on
25 Mar 2026 - 11:07
#commutative-algebra
#formal-completions
928
Views
Completing a metric space
Published on
30 Apr 2026 - 9:20
#real-analysis
#analysis
#metric-spaces
#formal-completions
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