News tagged with mathematical functions

New insights into placebo effect

(Phys.org)—Mathematical models developed by scientists at the University of Bristol are providing new insights into why the placebo effect exists and when it should occur. Their research is published today ...

Aug 31, 2012
4.9 / 5 (8) 10 | with audio podcast

Protecting confidential data with math

Statistical databases (SDBs) are collections of data that are used to gather and analyze information from a variety of sources. The data may be derived from sales transactions, customer files, voter registrations, medical ...

Dec 16, 2011
5 / 5 (1) 0 | with audio podcast

After almost 20 years, math problem falls

Mathematicians and engineers are often concerned with finding the minimum value of a particular mathematical function. That minimum could represent the optimal trade-off between competing criteria — between ...

Jul 18, 2011
5 / 5 (22) 3 | with audio podcast

Scientists hope to unlock mysteries of proteins

Proteins, the work-horse molecules necessary for virtually every human action from breathing to thinking, have proved an almost ghostly presence, daring scientists to fully grasp their structure and behavior. Now, physicists ...

Apr 14, 2009
4.8 / 5 (5) 1