Marcos

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Homotopy type of the geometric realization of a poset

Jun 6

Geometric realization of a poset

Jun 19

Quotient of a $F_n$ group which is $F_n$

Sep 27

Salvetti complex of dihedral Artin group

Dec 1

$K(\pi,1)$-conjecture ofr Artin groups behave well with respect to special subgroups. Reference-Request

Jun 8

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Salvetti complex of dihedral Artin group

+50

Quotient of a $F_n$ group which is $F_n$

+10

Prove that the ideal of $\mathbb{C}G$ generated by a family of elements $\lbrace p_i\rbrace_{i=1}^n$ is equal to $\mathbb{C}G$

+10

Find the number of tuples $(x_0,x_1,\dots)$ such that $n=\sum\limits_{j=0}^\infty x_j2^{j}$ and $m=\sum\limits_{j=0}^\infty x_j(2^{j}-1)$

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