In algebraic geometry, an elliptic singularity of a surface, introduced by Philip Wagreich in 1970, is a surface singularity such that the arithmetic genus of its local ring is 1.[1]

See also

References

  1. ^ Wagreich, Philip (April 1970), "Elliptic singularities of surfaces", American Journal of Mathematics. Vol. 92, no. 2, The Johns Hopkins University Press, pp. 419–454, doi:10.2307/2373333. ISSN 0002-9327. JSTOR 2373333. MR 0291170