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15
Math.TechQA.Club
2026-03-28 04:36:19
150
Views
Is there a difference between the Galois group of $K/F$ and the Galois group of $E/K$ where $K$ is an intermediate field?
Published on
28 Mar 2026 - 4:36
#field-theory
#galois-theory
#definition
#galois-extensions
122
Views
Negation of Statement (Definition of Boundary Point in Real Analysis) using First Order Logic
Published on
28 Mar 2026 - 14:55
#real-analysis
#logic
#definition
#first-order-logic
#predicate-logic
92
Views
Example using $\bigcap$-Notation?
Published on
28 Jul 2019 - 21:46
#elementary-set-theory
#definition
126
Views
The sequence $\left\{ \frac{5}{n} \right\}_{n=1}^\infty$ is not monotonic, or not convergent, or bounded. Why?
Published on
30 Jul 2019 - 1:49
#calculus
#sequences-and-series
#definition
93
Views
Confused about the $K$-algebra homomorphism from a representation
Published on
25 Mar 2026 - 7:42
#modules
#representation-theory
#definition
#group-rings
56
Views
When stating the properties of integrals, why do we require their respective functions to be bounded in addition to being integrable?
Published on
30 Jul 2019 - 21:25
#calculus
#integration
#definition
153
Views
How to define exact sequences in a semi-abelian category
Published on
26 Mar 2026 - 4:52
#category-theory
#definition
#exact-sequence
#abelian-categories
993
Views
Algebra on modules vs vector spaces
Published on
02 Aug 2019 - 17:01
#linear-algebra
#abstract-algebra
#terminology
#definition
3k
Views
Real analytic functions VS complex analytic functions
Published on
26 Mar 2026 - 14:32
#real-analysis
#complex-analysis
#definition
#analytic-functions
101
Views
Coadjoint representation of a Hopf algebra
Published on
27 Mar 2026 - 16:54
#representation-theory
#definition
#hopf-algebras
70
Views
Confusion in the equivalence relation statement
Published on
27 Mar 2026 - 23:14
#elementary-set-theory
#definition
#relations
#equivalence-relations
27
Views
$L\text{- Lipschitz } (L>0) \text{ function } f(x) \iff f(x) \text{ is monotonically increasing }$?
Published on
26 Mar 2026 - 7:58
#definition
#lipschitz-functions
#monotone-functions
136
Views
Definition of '$=$' in my book.
Published on
03 Aug 2019 - 15:37
#real-analysis
#abstract-algebra
#analysis
#logic
#definition
749
Views
Induction over propositional formulas
Published on
03 Aug 2019 - 20:40
#logic
#definition
34
Views
Definition of 'product' for ordered pairs
Published on
04 Aug 2019 - 19:04
#definition
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