/text/smath/01/03091505.xhp operators;list of Operators Typed command(s) Symbol in Elements pane Meaning coprod Icon Coproduct from Icon Lower limit of an operator from to Icon Range from ... to iiint Icon Triple integral iint Icon Double integral int Icon Integral liminf Limes inferior limsup Limes superior lint Icon Curve integral llint Icon Double curve integral lllint Icon Triple curve integral oper Placeholder, user-defined operator prod Icon Product sum Icon Sum to Icon Upper limit of an operator lim Icon Limes