

PlanetMath: radius of convergence 
  smaller than the radius of convergence, the power series converges uniformly within the closed disk of radius 
  Crossreferences: closed, converges uniformly, radius, limit, complex number, diverges, complex, real, converges absolutely, series, power series 
  This is version 8 of radius of convergence, born on 20020319, modified 20070302. 
 planetmath.org /encyclopedia/RadiusOfConvergence.html (128 words) 
