1. Editorial

   • Jaywant H. Arakeri

   Departments Pages: 1 - 2

2. Donald Griffin Strove to give animals their due

   • Raghavendra Gadagkar

   Departments Pages: 3 - 5

3. Tsunamis

   • Satish R. Shetye

   General Article Pages: 8 - 19

4. Donald Redfield Griffin

   • H. Raghuram
   • G. Marimuthu

   General Article Pages: 20 - 32

5. Nobel for a minus sign

   • Rohini M. Godbole
   • Sunil Mukhi

   General Article Pages: 33 - 51

6. Wavelets: Applications to image compression-I

   • Sachin P. Nanavati
   • Prasanta K. Panigrahi

   General Article Pages: 52 - 61

7. Revisiting Kummer’s and Legendre’s formulae

   • B. Sury

   Classroom Pages: 62 - 66

8. The maximal and prime ideals ofR[x], R a PID

   • Dinesh Khurana
   • Chanchal Kumar

   Classroom Pages: 67 - 71

9. An appreciation of free radicals I — Introduction

   • C. Nagendrappa

   Classroom Pages: 72 - 78

10. Learning earthquake design and construction 13. Why should masonry buildings have simple structural configuration?

    • C. V. R. Murty

    Classroom Pages: 79 - 82

11. Learning earthquake design and construction 14. Why are horizontal bands necessary in masonry buildings?

    • C. V. R. Murty

    Classroom Pages: 83 - 85

12. My tryst with the bats of Madurai

    • M. K. Chandrashekaran

    Personal Reflections Pages: 86 - 93

13. Refresher course in Mathematics — Cryptology May 2–14, 2005

    Departments Pages: 94 - 94