From: goldenfieldquaternions@gmail.com   
      
   On Saturday, June 24, 2017 at 3:15:06 PM UTC-5, Gregor Scholten wrote:   
   > Lawrence Crowell  wrote:   
   >   
   > > The anti-screening effect of color charge does result in this   
   > > inverted runn= ing coupling. What this does mean is that very high   
   > > energy QCD is reasonabl= y tractable. This conforms to a usual   
   > > situation that scattering states can = be computed well enough, but   
   > > bound states are tough.   
   > >   
   > > As sqrt{s} --> 0 the number of diagrams blows up and they all   
   > > contribute eq= ually.   
   >   
   > What does s mean? Obviously, you do not denote a spatial distance with s,   
   > right?   
      
   The Mandelstam variables are s, t, u. Often the transverse momentum in a high   
   energy process is referred to as sqrt{s}.   
      
   LC   
      
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