Volume 19 Issue 1 (Year 1991)

• The Alexander-Conway polynomial of the generalized hopf link (C Foo, YL Wong)
• Maximum principles, boundary point lemmas and convexity (R Vỳbornỳ)
• Wavelets (Toh Kim Chuan)
• Problems and Solutions
• Annual Report 1990
• Announcement

Volume 19 Issue 2 (Year 1991)

• Inequalities associated with the Principle of Inclusion and Exclusion (KM Koh)
• RSA public-key cryptosystem (Tham Kine Thong and Rainer Schulz)
• Euclid’s algorithm- since Euclid (PM Cohn)
• Problems and solutions
• Chaos and Fractals – a summary (RB Potts)
• Index to Volume 19