00288nas a22001097a 4500008004100000022001500041245005800056260003200114300000600146362001000152650001600162190206s9999    xx            000 0 und d  a0080-4630   aProceedings of the Royal Society of London - Series A  aLondonbRoyal Societyc1967  a   a1934-  aMathematics