Tag Archives: van-Kampen theorem

The Griffiths Twin Cone

This post is about an important wild space which, in many ways, is similar to the harmonic archipelago space that I posted about a few weeks ago. The Griffiths twin cone (or Griffiths space) was first studied by H.B. Griffiths in the 1950’s … Continue reading

Posted in Algebraic Topology, earring space, Fundamental group, Griffiths twin cone | Tagged , , , , , | 6 Comments