More planar isospectral domains

Mathematica notebooks containing examples of isospectral pairs:

• Some planar isospectral domains

  Mathematica 7 notebook

• Buser's isospectral art gallery

  Mathematica 7 notebook

• Examples with topology (size 11 pairs)

  Mathematica 7 notebook

• Examples with topology (size 21 pairs)

  Mathematica 7 notebook

Conway miscellanea:

• The 21-octagon map on the 9-fold cross surface, J.H.C., Oct 24, 1991

• Conway drum quilts 1

• Conway drum quilts 2

• Conway drum quilts 3

• Conway drum quilts 4

• Conway drum quilts 5