john martin is on CollEc

rank value
closeness 3911 4.80653
betweenness 7729 1.24975

co-authors

  1. Patrick Puhani [ppu18]
  2. Thomas Liebig [pli316]
  3. Mark Pearson [ppe387]
  4. Francois Delorme [pde1147]
  5. David Grubb [pgr208]
  6. Paul Masson [pma135]
  7. Peter Hoeller [pho34]