{\displaystyle \varphi \colon \operatorname {St} (A)\to \mathrm {GL} (A),} or as the Schur multiplier of the group of elementary matrices. For a field, K2 is determined... 76 KB (10,382 words) - 04:14, 5 April 2024 |
{\displaystyle \varphi \colon \operatorname {St} (A)\to \mathrm {GL} (A),} or as the Schur multiplier of the group of elementary matrices. For a field, K2 is determined... 76 KB (10,382 words) - 04:14, 5 April 2024 |