anchor.diff:                td Relative temperature
                 td
               tr
  +              td: var &Lambda;
  +              td Wing sweep
  +              td
  +            tr
  +              td: var &lambda;
  +              td Taper Ratio
  +              td
  +            tr
                 td: var &rho;
                 td Density
                 td kg m#[sup &minus;3]
  
positive.code: 
        section
          h1#definitions Definitions
          table.c-quantity-table
            thead
              tr
  
negative.code:               td Relative density
                td
  
          h2#terminology Terminology
          dl
            dt Flight path
            dd The path through space traced by the centre of gravity
  
            dt Equivalent airspeed (EAS)
            dd The airspeed at sea level in the International Standard Atmosphere at which the dynamic pressure is the same as the dynamic pressure at the true airspeed (TAS) and altitude at which the aircraft is flying.
            dd \[ \frac{1}{2} \rho V^2 = \frac{1}{2} \rho_0 V_E^2 \]
            dd \[ V = V_E \left(\frac{\rho_0}{\rho}\right)^\frac{1}{2} = \frac{V_E}{\sqrt{\sigma}} \]
          h3#wing-planform-terminology Wing planform terminology
          dl
            dt Chord
            dd The distance between the leading edge and the trailing edge
  
            dt Taper ratio
            dd The ratio between the tip chord and the root chord
            dd \[ \lambda = \frac{c_T}{c_R} \] 
  
            dt Wing sweep
            dd The angle that the wing makes against oncoming flow
  
            dt Aspect ratio
            dd Non-tapered wings: ratio between the wing span and the mean chord
            dd \[ A = \frac{b}{\bar{c}} \]
            dd Tapered wings: ratio between the wing span and the planform area
            dd \[ A = \frac{b^2}{S} \]
  
  
  
        include ../inc/aerodynamic-terms.jade
  