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Contents of the March/April 1999 issue of Quantum 


Feature articles

Core dynamics

by A. Dozorov

Why does a transformer need a core?
Core dynamics
Art by Pavel Chernusky

Convection and displacement currents

by V. Dukov

Exploring the nature of electricity.

Painting the digital world

by Michael H. Brill

Pixels become voxels when a dimension is added. 

Divide and conquer!

by Ruma Falk and Eyal Oshry

How to master divisibility. 

Departments

Physics Contest: Elevator physics

by Larry D. Kirkpatrick and Arthur Eisenkraft

Free-falling balls. 

In the Lab: Diffraction in laser light

by D. Panenko

Seeing diffraction patterns. 

At the Blackboard I: Gliding home

by A. Stasenko

Propelling a glider long distances. 

At the Blackboard II: One's best approach

by O. T. Izhboldin and L. D. Kurlyandchik

Summing up reciprocals. 

Looking Back: The century of the cycloid

by S. G. Gindikin

Historical patterns. 

Musings: Sky

by David Arns

A poem. 

Cowculations: Dutch treat

by Dr. Mu

Generating a sequence. 

How Do You Figure?: Challenges in Physics and Math


Brainteasers: Just for the Fun of It!

Check out this sample!

Crisscross Science

Scientific crossword puzzle. 

Happenings

Bulletin Board. 

Answers, Hints & Solutions


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