front cover

 

Moon as viewed by Chandrayaan-1 terrain mapping camera on 4 November 2008.
(Distance - 311200 km from moon)
Courtesy: ISRO, Department of Space, Govt.of India



back cover S K Rangarajan
(1932–2008)
( Illustration: Subhankar Biswas )

 

 

December 2008  Volume 13 Number 12 Contents

EDITORIAL
1091
--- K L Sebastian
ARTICLE IN A BOX
1093

S K Rangarajan

--- Robert de Levie

SERIES ARTICLE
1098

Snippets of Physics

Paraxial Optics and Lenses

--- T Padmanabhan

1107

Aerobasics – An Introduction to Aeronautics

Fluid Flow Fundamentals

--- S P Govinda Raju

1117

The Indian Monsoon

Prediction of the Monsoon

--- Sulochana Gadgil and M Rajeevan

GENERAL ARTICLE
1133

S K Rangarajan

Biographical Sketch and Scientific Contributions

--- M V Sangaranarayanan

1141

Lotus-Inspired Nanotechnology Applications

--- B Karthick and Ramesh Maheshwari

1146
1156

Algebraic Methods in Plane Geometry

The Use of Mappings

--- Shailesh A Shirali

BOOK REVIEW
1173

The Enigmatic Moon

---Biman Nath

INFORMATION AND ANNOUNCEMENTS
1176
1191
1192
1193

Flowering Trees
--- (Credits: K Shankar Rao,CES, IISc, Bangalore)