4,346 reputation
11040
bio website sharif.academia.edu/…
location Tehran, Iran
age 25
visits member for 3 years, 7 months
seen 6 hours ago

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Nov
27
revised Why this graph has automorphism group is isomorphic to the cyclic group of order 4?
edited body
Nov
27
revised Why this graph has automorphism group is isomorphic to the cyclic group of order 4?
deleted 11 characters in body
Nov
27
revised Why this graph has automorphism group is isomorphic to the cyclic group of order 4?
added 9 characters in body
Nov
20
revised The limit of $\tan(n)$
edited body
Oct
18
revised Proving ring $R$ with unity is commutative if $(xy)^2 = x^2y^2$
deleted 1 character in body
Aug
16
revised $\mathbb Z_n$ modular tables , invertible elements and zero/nonzero divisors
added 72 characters in body; edited title
Aug
16
revised Length of a cycle
added 24 characters in body
Mar
29
revised Linear Algebra: Suppose A is n x m, and n < m. Show that A'A is singular.
added 368 characters in body
Mar
29
revised proving to see that a normal subgroup is equal to a subgroup if one of the subgroup is the identity.
edited tags
Mar
29
revised proving to see that a normal subgroup is equal to a subgroup if one of the subgroup is the identity.
added 1 characters in body
Mar
22
revised Show that the p-Sylow subgroup is normal in $G$
added 2 characters in body
Mar
11
revised Let G be a group and let H,K be subgroups of G where |H|=12 and |K|=5. Then the intersection of H and K = {e}.
edited tags
Mar
10
revised Prove that H is a subgroup of G
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Mar
6
revised Irreducible Representation and the center of a group
added 26 characters in body
Mar
6
revised Irreducible Representation and the center of a group
added 4 characters in body; edited tags
Mar
5
revised Normalizer of Sylow p subgroup
edited body; edited title
Mar
4
revised Order of automorphism group
added 78 characters in body
Mar
4
revised Proof matrices and their eigenvalues
edited tags
Feb
27
revised A second isomorphism theorem for action on cosets
added 123 characters in body
Feb
25
revised Why do certain inner-product conditions imply linear independence?
added 124 characters in body