DANotes: Nomenclature


Symbols used to characterise a typical variable 'x' are shown below. The text equivalents also are employed since the symbols currently cannot be rendered conveniently in HTML.

  symbol     name     description     text        
    x-bar steady or mean component xm
    x-tilde varying component; amplitude xa
    x-hat maximum value   xmax, xhi  
    x-vee minimum value   xmin, xlo