Mathematica Scandinavica has been published regularly since 1953. Mathematica Scandinavica is a non-profit company, which is operated by the five mathematical societies in Scandinavia. It is the aim ...

Description: An introduction to Galois theory, covering both its origins in the theory of roots of polynomial equations and its modern formulation in terms of abstract algebra. Topics include finite ...

If f is a nonzero complex-valued function defined on a finite abelian group A and f̂ is its Fourier transform, then |supp(f)|| supp(f̂)| ≥ |A|, where supp(f) and supp(f̂) are the supports of f and f̂.