00346nam a2200121Ia 4500082001900000100001900019245006900038260004800107300001900155490004000174500000500214700000500219  a515.5bH636.CB  aHiggins, J. R.  aCompleteness and basis properties of sets of special functionsb  aCambridgebCambridge University Pressc1977  ax, 134p. Index  aCambridge tracts in Mathematics, 72  a  a