LeftUpVectorBar[x, y, ...] displays as x\[LeftUpVectorBar]y\[LeftUpVectorBar]....
LeftUpVector[x, y, ...] displays as x\[LeftUpVector]y\[LeftUpVector]....
LeftVectorBar[x, y, ...] displays as x\[LeftVectorBar]y\[LeftVectorBar]....
LessFullEqual[x, y, ...] displays as x \[LessFullEqual] y \[LessFullEqual] ....
LessGreater[x, y, ...] displays as x \[LessGreater] y \[LessGreater] ....
LessLess[x, y, ...] displays as x \[LessLess] y \[LessLess] ....
LessSlantEqual[x, y, ...] displays as x \[LessSlantEqual] y \[LessSlantEqual] ....
LessTilde[x, y, ...] displays as x \[LessTilde] y \[LessTilde] ....
LinearOffsetFunction is an option for linear and generalized linear model fitting functions that specifies a component for the model that is to be assumed known.
LinkFunction is an option for GeneralizedLinearModelFit that specifies the link function for the generalized linear model.