摘要 : In this section we take a closer look at certain special cosmoi, in particular cosmoi of (differential graded) R-modules for a commutative ring R. In this case we can further simplify the recognition principle. This section contai... 展开 In this section we take a closer look at certain special cosmoi, in particular cosmoi of (differential graded) R-modules for a commutative ring R. In this case we can further simplify the recognition principle. This section contains generalizations of results found in [56], adapted to the setting of more general cosmoi. 收起