= Delta-ring
{wiki=Delta-ring}
The term "Delta-ring" can refer to different concepts depending on the context, but it is commonly associated with two primary areas: 1. **Mathematics (Geometry)**: In mathematical contexts, a Delta-ring may refer to a specific type of structure related to set theory. Specifically, it can refer to a type of collection of sets that is closed under certain operations, particularly symmetric differences. This structure has applications in measure theory and topology.
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