Old Articles: <Older 201210 Newer> 

Science News June 18, 2005 Ivars Peterson 
Sudoku Math While there is no math is solving this puzzle, there is mathematics and computer science in analyzing the puzzle and creating efficient computer programs for generating and solving them. 
Science News June 11, 2005 Ivars Peterson 
Winning at Tennis Intriguingly, mathematical models tend to show that the chances of winning a game, set, or match in tennis come down to the probability that a player wins a rally when he or she serves. 
Science News May 28, 2005 Ivars Peterson 
Mean Median Surprise Mathematicians found, using three numbers, each M&m (mean and median) sequence they found would stabilize, eventually reaching a constant value. 
Science News May 21, 2005 Ivars Peterson 
Divisibility by Seven Over the years, people have come up with dozens of algorithms for divisibility by 7. Here is the latest entry that is fast and efficient for determining if large numbers are divisible by 7. 
Science News May 7, 2005 Ivars Peterson 
Coins in a Row Even seemingly simple mathematical games can have unexpected complications. No one has yet worked out an optimal strategy that works for any number of coins. 
Science News April 30, 2005 Ivars Peterson 
Works in Progress Part of a mathematical education should include some sense of what is known and what is not yet known (and may never be known) and what progress is being made in creating new mathematics. 
Science News April 23, 2005 Ivars Peterson 
Classroom Birthdays Probability dictates that if you're in a class of more than 30 students, it's a good bet that a birthday match would be found on or before the tenth student's announcement. 
BusinessWeek April 18, 2005 Steve Hamm 
Big Blue Meets Star Trek The man behind the Blue Gene supercomputer is on a new mission: Using numbercrunching to solve complex business problems. 
Science News April 2, 2005 Ivars Peterson 
Sea Shell Spirals This growth process of a nautilus yields an elegant spiral structure, visible when the shell is sliced to reveal the individual chambers. Many accounts describe this pattern as a logarithmic (or equiangular) spiral and link it to a number known as the golden ratio... Puzzle of the Week... 
Macworld March 4, 2005 Charles Seiter 
Mathematica 5.1 Wolfram Research's Mathematica 5.1 advanced math software is fast on big problems, sophisticated at automatic selection of algorithms and database functions, and capable of linking automatically to Web sites  making it a powerful language for solving nearly any problem on a computer. 
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