/text/smath/01/03091507.xhp other operators;list of Others Typed command(s) Symbol in Elements pane Meaning <?> Placeholder dotsaxis Icon Math-axis ellipsis dotsdown Icon Downward diagonal ellipsis dotslow Icon Ellipsis dotsup or dotsdiag Icon Upward diagonal ellipsis dotsvert Icon Vertical ellipsis downarrow Icon Down arrow exists Icon Existential quantifier, there is at least one notexists Icon Existential quantifier, there does not exist forall Icon Universal quantifier, for all hbar Icon h with line over it im Icon Imaginary part of a complex number infinity or infty Icon Infinite lambdabar Icon Lambda with line over it leftarrow Icon Left arrow nabla Icon Nabla vector partial Icon Partial derivative or set margin re Icon Real part of a complex number rightarrow Icon Right arrow uparrow Icon Up arrow wp Icon p function, Weierstrass p