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New posts in permutations
Largest symmetric group contained in alternating group
abstract-algebra
group-theory
finite-groups
permutations
how many permutations of {1,2,...,9}
combinatorics
discrete-mathematics
permutations
Permutations of a set that keep at least one integer fixed
combinatorics
permutations
Permutation with Duplicates
combinatorics
permutations
Why is $PGL_2(5)\cong S_5$?
group-theory
finite-groups
permutations
exceptional-isomorphisms
groups-of-lie-type
Am I computing the centralizer of $(1, 2, 3)$ in $A_4$ correctly?
abstract-algebra
group-theory
solution-verification
permutations
Which finite groups have their minimal permutation degree equal to their order?
group-theory
permutations
finite-groups
symmetric-groups
quaternions
How many such different permutations? [duplicate]
combinatorics
permutations
Poker and Combinatorics (Don't Mix): How to solve this problem?
combinatorics
discrete-mathematics
logic
permutations
Is there a "natural" / "categorical" definition of the "parity" of a permutation?
soft-question
category-theory
permutations
groupoids
$k$ balls are thrown into $n$ bins, what is the probability that no bin is empty (all balls different)?
probability
permutations
If $n\ge m$, then the number of $m$-cycles in $S_n$ is given by $\frac{n(n-1)(n-2)\cdots(n-m+1)}{m}$.
abstract-algebra
combinatorics
permutations
symmetric-groups
Prove $S_4$ has only 1 subgroup of order 12
group-theory
symmetric-groups
permutations
Triangular numbers ($\text{mod } 2^n$) as a permutation of $\{0,1,2,\dots,2^n-1\}$
elementary-number-theory
polynomials
permutations
Least permutations needed to permute from decreasing order to increasing order
sequences-and-series
group-theory
finite-groups
permutations
Prove or disprove: The minimum number of transpositions needed to decompose $\sigma$ is $n-S$.
permutations
cyclic-decomposition
Explicit isomorphism $S_4/V_4$ and $S_3$ [duplicate]
group-theory
finite-groups
permutations
Elements of $S_n$ can be written as a product of $k$-cycles.
abstract-algebra
group-theory
permutations
symmetric-groups
permutation-cycles
Irreducibility of the standard representation of $S_n$. [duplicate]
representation-theory
permutations
symmetric-groups
What is an intuition behind conjugate permutations?
group-theory
permutations
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