Lines tangent to 2 n 2 2n-2 spheres in R n {mathbb R}^n Academic Article uri icon


  • We show that for n 3 there are 32n-1 complex common tangent lines to 2n - 2 general spheres in n and that there is a choice of spheres with all common tangents real.

published proceedings

  • Transactions of the American Mathematical Society

author list (cited authors)

  • Sottile, F., & Theobald, T.

citation count

  • 9

complete list of authors

  • Sottile, Frank||Theobald, Thorsten

publication date

  • January 2002