Irrational HK multiplicities are possible for trinomial hyper surfaces
classification
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hypertrinomialirrationalsurfacesarticlebecomebelowcharacteristic
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A `trinomial hyper surface' is defined in \S 1 below. In this article, I provide a supportive reasoning towards the fact that there can be examples of trinomial hyper surfaces (at least over fields of characteristic 2) for which the corresponding Hilbert-Kunz multiplicity can become irrational.
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