Descending wedge
The descending wedge symbol ∨ may represent: The vertically reflected symbol, ∧, is a wedge, and often denotes related or dual operators. The ∨ symbol was introduced by Russell and Whitehead in "Principia Mathematica", where they called it the "Logical Sum" or "Disjunctive Function". In Unicode the symbol is encoded . In TeX, it is codice_1 or codice_2. One motivation and the most probable explanation for the choice of the symbol ∨ is the latin word "vel" meaning "or" in the inclusive sense. Several authors use "vel" as name of the "or" function.