Radko Kotev, 18, Bulgaria
Radko Kotev, 18, Bulgaria Mathematics: A New Solution Of The Apollonius Problem

Radko Kotev, 18, Bulgaria

Radko Kotev, 18, Bulgaria

Mathematics:
A New Solution Of The Apollonius Problem

Technical Details

  • Camera: NIKON D300S
  • Taken: 26 Sep 2010
  • Focal length: 70mm
  • Aperture: f/23
  • Exposure: 1/60 second
  • ISO: 2800