Volume 09 Issue 1 (Year 1981)

• Evolution of the notion of magnitude (Maurice Sion)
• Hausdorff’s paradox – or two for one (EC Milner)
• Normal subgroups and factor groups (TA Peng)
• Inter-school mathematical competition 1981
• Results of Inter-school mathematical competition 1981
• Solutions of problems

Volume 09 Issue 2 (Year 1981)

• Some amazing properties of the function f(x) = x2 (DM Goldschmidt)
• The essence of mathematical logic (Gerald E Sacks)
• Hilbert’s tenth problem (CT Chong)
• News and activities of the Society
• Annual report 1980
• Index to Volume 9