A memorial service for Peter N. Curtin will be held on Thursday, Oct. 22 at 3:30 p.m. in the MIT Chapel.
For more information, contact Christina English, cenglish@mit.edu, 617-253-7707.
Explained: The Discrete Fourier Transform
The theories of an early-19th-century French mathematician have emerged from obscurity to become part of the basic language of engineering.

