Alex P.
221 total contributions since 2012
Physicist, Research in Optics
Alex P.'s Badges
Obtain 50 solvers for a problem you have created
Awarded to Alex P. on 20 Nov 2013
Comment on a problem or solution
Awarded to Alex P. on 20 Feb 2013
Solve a problem with a best solution
Awarded to Alex P. on 27 Jan 2013
Create a problem
Awarded to Alex P. on 26 Jan 2013
Be the first to solve a problem
Awarded to Alex P. on 11 Jan 2013
Like a problem or solution
Awarded to Alex P. on 21 Dec 2012
Solve a problem for the first time
Awarded to Alex P. on 04 Apr 2012
Alex P.'s Badges
Cody Badges
All
Promoter 21 Dec 2012
Commenter 20 Feb 2013
Solver 04 Apr 2012
Leader 27 Jan 2013
Speed Demon 11 Jan 2013
Creator 26 Jan 2013
Quiz Master 20 Nov 2013
Like a problem or solution
Awarded to Alex P. on 21 Dec 2012
Comment on a problem or solution
Awarded to Alex P. on 20 Feb 2013
Solve a problem for the first time
Awarded to Alex P. on 04 Apr 2012
Solve a problem with a best solution
Awarded to Alex P. on 27 Jan 2013
Be the first to solve a problem
Awarded to Alex P. on 11 Jan 2013
Create a problem
Awarded to Alex P. on 26 Jan 2013
Obtain 50 solvers for a problem you have created
Awarded to Alex P. on 20 Nov 2013
Select a Web Site
Choose a web site to get translated content where available and see local events and offers. Based on your location, we recommend that you select: .
Select web siteYou can also select a web site from the following list:
Americas
- América Latina (Español)
- Canada (English)
- United States (English)
Europe
- Belgium (English)
- Denmark (English)
- Deutschland (Deutsch)
- España (Español)
- Finland (English)
- France (Français)
- Ireland (English)
- Italia (Italiano)
- Luxembourg (English)
- Netherlands (English)
- Norway (English)
- Österreich (Deutsch)
- Portugal (English)
- Sweden (English)
- Switzerland
- United Kingdom (English)