000 00371nam a2200121Ia 4500
001 MPKV060563
008 120911s9999 xx 000 0 und d
082 _a515
245 _aProceedings of the Royal Society of London Vol 112
_c;
246 _aProceedings of the Royal Society of London Vol 112
260 _aLondon
_bRoyal Society of London
_c1979
650 _aMathematics
999 _c58550
_d58550