From History of Physics at Sussex
Revision as of 10:06, 29 March 2011 by Pactadmin (talk | contribs) (Replaced content with '<span class="texhtml">''s''''i''''n''<sup>2</sup>(''x'') + ''c''''o''''s''<sup>2</sup>(''x'') = 1</span>')
Jump to: navigation, search

s'i'n2(x) + c'o's2(x) = 1