👉 In mathematics and logic, a subsumption is a property of sets. A set X is said to be a subsumed set of another set Y if every element in Y is also an element of X. In other words, each element in X is included as part of the definition or description of Y. For example: - The set of all even natural numbers (N = {2, 4, 6, ...}) is a subsumed set of the set of all