Şahinoğlu, Hatice2016-07-012016-07-012007http://hdl.handle.net/11693/29964Cataloged from PDF version of article.In number theory theory, the class number of a field is a significant invariant. All over the time, people have come up with formulas for some cases and in this thesis I will discuss a proof of a class number formula for V4-extensions.27 leavesEnglishinfo:eu-repo/semantics/openAccessClass Field TheoryClass numberQA247 .S34 2007Class field theory.ThesisBILKUTUPB003328