\upuparrowsThe \upuparrows command in LaTeX is used to produce a pair of upward-pointing arrows. This symbol is often used in mathematical contexts to denote a relationship or operation that involves an upward direction or increase, such as in lattice theory or to indicate a supremum in certain ordered sets.
Indicating a relation where A is related to B in an upward manner, often used in lattice theory.
A \upuparrows BUsed to denote that x is moving upwards or increasing within the set X.
\text{If } x \in X, \text{ then } x \upuparrowsDenoting that the sequence a_n is increasing as n approaches infinity.
\upuparrows_{n \to \infty} a_n