Definition: In mathematics, a semiloose is a type of object that satisfies certain properties, but not all objects. It is typically defined as an object with two properties that are not both true at the same time. For example, consider the set S = {1, 2}, which has only one property, namely being a subset of itself. This means that S has exactly two elements: 1 and 2. However, it also has another property, namely being an infinite set, because
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