U+219F "↟" Upwards Two Headed Arrow Unicode Character

U+219F "↟" Upwards Two Headed Arrow is a typographic symbol belonging to the Arrows block, specifically categorized as a mathematical and presentation form arrow that signifies a bidirectional or two-way upward movement, often used in diagrams or technical notation to indicate an increase, escalation, or a link that flows in both upward directions simultaneously. Its design features two arrowheads aligned on a single vertical shaft, distinguishing it from standard single-headed arrows and conveying a sense of duality or reciprocal upward action.