The cohomology groups of noncompact moduli spaces of pointed curves of genus zero were described
by Arnold-Orlik-Solomon. We present a parallel description in the genus one case based on the properties
of a function introduced by L. Kronecker (and rediscovered several times)
Links:
[1] http://www.mpim-bonn.mpg.de/de/taxonomy/term/39
[2] http://www.mpim-bonn.mpg.de/de/node/3444
[3] http://www.mpim-bonn.mpg.de/de/node/5312