front cover

 

Photograph of laser-cooled cloud of ytterbium atoms taken with a CCD camera. The inven-tors of the CCD sensor shared the 2009 Nobel Prize in Physics. See page 732.
(Courtesy: Atomic and Optical Physics Lab, IISc)

back cover


Ferdinand Freudenstein
(1926–2006)
( Illustration: Subhankar Biswas )

 

August 2010  Volume 15 Number 8 Contents

EDITORIAL
681
--- G K Ananthasuresh
SERIES ARTICLES
684

Dawn of Science

‘Ishango Bone’ To Euclid

-- T Padmanabhan

GENERAL ARTICLES
690

Ferdinand Freudenstein

--- Bernard Roth

699

The Freudenstein Equation

Design of Four-Link Mechanisms

--- Ashitava Ghosal

711

Mirrors and Merry-Go-Rounds

--- Joseph Samuel

723

The 2009 Nobel Prize in Physics

Honoring Achievements in Optics that have Changed Modern Life

--- Vasant Natarajan

CLASSROOM
733

 

Counting Formula for 3 X 3 Generalized Magic Squares

--- Chanchal Kumar, Pavinder Singh and Ashok Kumar

737
CLASSICS
740

 

Approximate Synthesis of Four-Bar Linkages

--- Ferdinand Freudenstein

768

Flowering Trees
--- (Credits: Varsha Kulkarni, IISc, Bangalore)