Developments on the congruence subgroup problem after the work of Bass, Milnor and Serre
英文摘要：
In this survey article we give an overview of the developments on the congruence subgroup and the metaplectic problems after the work of Bass, Milnor and Serre.
机构、总结、中文摘要均由AI分析而来，可能存在错误，请以论文正文为准。
