butrousfoundation:
Norman Lockyer
butrousfoundation:
Jean-Baptiste Joseph Fourier (21 March 1768 – 16 May 1830) was a French mathematician and physicist born in Auxerre and best known for initiating the investigation of Fourier series and their applications to problems of heat transfer and vibrations.
butrousfoundation:
Étienne-Jules Marey .