Kefid · used： This attribute, attached to a function, means that code must be emitted for the. function even if it appears that the function is not referenced. This is useful, for example, when the function is referenced only in inline assembly.,
Kefid · The latin letter y is used to represent a variable or coefficient. Most commonly, y is the vertical dimension in the 2D cartesian coordinate system. The combining macron character is used to draw a macron (horizontal bar) over the symbol it is combined with.