Volha Shumskaya, 17, Belarus
Volha Shumskaya, 17, Belarus
Mathematics:
Extremal Properties Of L.c.m. And G.c.d. For Sequences
Technical Details
- Camera: NIKON D300S
- Taken: 26 Sep 2010
- Focal length: 22mm
- Aperture: f/23
- Exposure: 1/60 second
- ISO: 2800