Displaying similar documents to “On the Cohen-Macaulayness of the coordinate ring of certain projective monomial curves.”

Factorial Fermat curves over the rational numbers

Peter Malcolmson, Frank Okoh, Vasuvedan Srinivas (2016)

Colloquium Mathematicae


A polynomial f in the set {Xⁿ+Yⁿ, Xⁿ +Yⁿ-Zⁿ, Xⁿ +Yⁿ+Zⁿ, Xⁿ +Yⁿ-1} lends itself to an elementary proof of the following theorem: if the coordinate ring over ℚ of f is factorial, then n is one or two. We give a list of problems suggested by this result.

Miror Curves

Slavik Jablan (2001)

Visual Mathematics