WordNet (r) 3.0 (2006):

Benoit Mandelbrot
    n 1: French mathematician (born in Poland) noted for inventing
         fractals (born in 1924) [syn: Mandelbrot, Benoit
         Mandelbrot]

The Free On-line Dictionary of Computing (30 December 2018):

Benoit Mandelbrot
Benoit B. Mandelbrot
Mandelbrot, Benoit

    /ben'wa man'dl-bro/ Benoit B. Mandelbrot.  The IBM
   scientist who wrote several original books on fractals and
   gave his name to the set he was discovered, the Mandelbrot
   set and coined the term "fractal" in 1975 from the Latin
   fractus or "to break".

   (1997-07-02)