U+2948 "⥈" Left Right Arrow Through Small Circle Unicode Character

U+2948 "⥈" Left Right Arrow Through Small Circle is a specialized typographic symbol belonging to the Supplemental Arrows-B block, representing a bidirectional arrow that passes through a small central circle, often used in mathematical notation, logic, or diagrammatic contexts to indicate a two-way relationship or operation involving a defined point or value, distinct from simpler bidirectional arrows by the addition of the circle which can denote a specific operator, set, or boundary condition.