I am trying to prove that $Seq(A)$, the category of short exact sequences of an Abelian category $A$, is additive. To do so, I need to show that products and coproducts exist and coincide. However, I am not sure what a product of exact sequences looks like.
2026-03-28 03:52:58.1774669978
What is a product of exact sequences?
112 Views Asked by Bumbble Comm https://math.techqa.club/user/bumbble-comm/detail AtRelated Questions in EXACT-SEQUENCE
- Does every sequence of digits occur in one of the primes
- Linear transformation and Exact sequences
- Snake lemma and regular epi mono factorization
- Replacing terms of an exact sequence by quotients
- Module over integral domain, "Rank-nullity theorem", Exact Sequence
- Inclusion and quotient mappings in exact sequences
- Parsing the Bockstein morphism
- Short exact sequence on modules
- G-groups homomorphism regarding the subgroup fixed by G
- A problem about split exact sequences.
Related Questions in ABELIAN-CATEGORIES
- What is the monomorphism that forms the homology group?
- Injective objects in a category
- Category of complexes
- Snake lemma and regular epi mono factorization
- A question to Weibel’s IHA lemma 2.6.14 Part 2
- Why do the finitely generated subsheaves of a sheaf form a directed system?
- Supremum of a family of subobjects in an abelian category
- Opposite effective classes in a Grothendieck group
- Question about $\mbox{Ext}$ groups in abelian categories
- How to show that $\mathsf{Ab}$(Category of Abelian Groups) is an abelian category?
Trending Questions
- Induction on the number of equations
- How to convince a math teacher of this simple and obvious fact?
- Find $E[XY|Y+Z=1 ]$
- Refuting the Anti-Cantor Cranks
- What are imaginary numbers?
- Determine the adjoint of $\tilde Q(x)$ for $\tilde Q(x)u:=(Qu)(x)$ where $Q:U→L^2(Ω,ℝ^d$ is a Hilbert-Schmidt operator and $U$ is a Hilbert space
- Why does this innovative method of subtraction from a third grader always work?
- How do we know that the number $1$ is not equal to the number $-1$?
- What are the Implications of having VΩ as a model for a theory?
- Defining a Galois Field based on primitive element versus polynomial?
- Can't find the relationship between two columns of numbers. Please Help
- Is computer science a branch of mathematics?
- Is there a bijection of $\mathbb{R}^n$ with itself such that the forward map is connected but the inverse is not?
- Identification of a quadrilateral as a trapezoid, rectangle, or square
- Generator of inertia group in function field extension
Popular # Hahtags
second-order-logic
numerical-methods
puzzle
logic
probability
number-theory
winding-number
real-analysis
integration
calculus
complex-analysis
sequences-and-series
proof-writing
set-theory
functions
homotopy-theory
elementary-number-theory
ordinary-differential-equations
circles
derivatives
game-theory
definite-integrals
elementary-set-theory
limits
multivariable-calculus
geometry
algebraic-number-theory
proof-verification
partial-derivative
algebra-precalculus
Popular Questions
- What is the integral of 1/x?
- How many squares actually ARE in this picture? Is this a trick question with no right answer?
- Is a matrix multiplied with its transpose something special?
- What is the difference between independent and mutually exclusive events?
- Visually stunning math concepts which are easy to explain
- taylor series of $\ln(1+x)$?
- How to tell if a set of vectors spans a space?
- Calculus question taking derivative to find horizontal tangent line
- How to determine if a function is one-to-one?
- Determine if vectors are linearly independent
- What does it mean to have a determinant equal to zero?
- Is this Batman equation for real?
- How to find perpendicular vector to another vector?
- How to find mean and median from histogram
- How many sides does a circle have?