query: Index of specially defined subgroup in $SL_2\left(\Bbb{Z}\right)$
positive_passages.docid: 144582
positive_passages.text: Index of a subgroup in $SL_2(\mathbb{Z})$
negative_passages.docid: 74218
negative_passages.text: Show that $S_n$ has no subgroup of index $t$ for $2 < t < n$
negative_passages.docid: 134872
negative_passages.text: Generators of $\text{GL}_{2}(\mathbb{Z})$ group, good reference book?
negative_passages.docid: 96380
negative_passages.text: Representation of $\text{sl}(2,\mathbb{C})$
negative_passages.docid: 55493
negative_passages.text: Showing that the path-connected component of the identity matrix in a subgroup of $GL_n(\Bbb R)$ is a normal subgroup
negative_passages.docid: 128896
negative_passages.text: The special linear group $\text{SL}_n(\mathbb{R})$ is its own commutator
negative_passages.docid: 7108
negative_passages.text: Normal subgroup of prime index
negative_passages.docid: 28934
negative_passages.text: Presentation of SL$(n,\mathbb{Z}_p)$
negative_passages.docid: 156941
negative_passages.text: Subgroups of $\mathbb{Z}$
negative_passages.docid: 75553
negative_passages.text: Order of matrices in $GL_2(\mathbb{Z})$
negative_passages.docid: 49666
negative_passages.text: Generalization of index 2 subgroups are normal
negative_passages.docid: 48273
negative_passages.text: If a maximal subgroup is normal, it has prime index
negative_passages.docid: 7418
negative_passages.text: The Center of $\operatorname{GL}(n,k)$
negative_passages.docid: 143314
negative_passages.text: Sylow subgroup of $S_{p^2}$
negative_passages.docid: 151210
negative_passages.text: How can we find and categorize the subgroups of $\mathbb{R}$?
negative_passages.docid: 94296
negative_passages.text: Classifying the factor group $(\mathbb{Z} \times \mathbb{Z})/\langle (2, 2) \rangle$
negative_passages.docid: 75068
negative_passages.text: subgroups of $\mathbb Z / 2 \mathbb Z \times \mathbb Z / 2 \mathbb Z$