operation denoted by symbol “∪” applied on two sets; the set of all distinct elements in the collection
A union is a mathematical operation (shown by the symbol "∪") that combines two sets into a single set containing all the distinct elements from both. It matters because it's a fundamental tool for organizing and comparing groups of items in mathematics, logic, and computer science.
AI-generated from the Wikipedia summary — may contain errors.
Union of two sets:
A ∪ B
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).