The Twelve Days of Christmaths On the first day of Christmaths my true love sent to me A path in a covering tree On the second day of Christmaths my true love sent to me 2 Tangent planes And a path in a covering tree. On the third day of Christmaths my true love sent to me 3 False proofs 2 Tangent planes And a path in a covering tree. On the fourth day of Christmaths my true love sent to me 4 Fermat primes 3 False proofs 2 Tangent planes And a path in a covering tree. On the fifth day of Christmaths my true love sent to me 5 Goldie rings 4 Fermat primes 3 False proofs 2 Tangent planes And a path in a covering tree. On the sixth day of Christmaths my true love sent to me 6 Games a-playing 5 Goldie rings 4 Fermat primes 3 False proofs 2 Tangent planes And a path in a covering tree. On the seventh day of Christmaths my true love sent to me 7 Sylow subgroups 6 Games a-playing 5 Goldie rings 4 Fermat primes 3 False proofs 2 Tangent planes And a path in a covering tree. On the eighth day of Christmaths my true love sent to me 8 Maps a-mapping 7 Sylow subgroups 6 Games a-playing 5 Goldie rings 4 Fermat primes 3 False proofs 2 Tangent planes And a path in a covering tree. On the ninth day of Christmaths my true love sent to me 9 Loops a-lifting 8 Maps a-mapping 7 Sylow subgroups 6 Games a-playing 5 Goldie rings 4 Fermat primes 3 False proofs 2 Tangent planes And a path in a covering tree. On the tenth day of Christmaths my true love sent to me 10 Doctors droning 9 Loops a-lifting 8 Maps a-mapping 7 Sylow subgroups 6 Games a-playing 5 Goldie rings 4 Fermat primes 3 False proofs 2 Tangent planes And a path in a covering tree. On the eleventh day of Christmaths my true love sent to me 11 Parallelopipeds 10 Doctors droning 9 Loops a-lifting 8 Maps a-mapping 7 Sylow subgroups 6 Games a-playing 5 Goldie rings 4 Fermat primes 3 False proofs 2 Tangent planes And a path in a covering tree. On the twelth day of Christmaths my true love sent to me 12 Profs a-proving 11 Parallelopipeds 10 Doctors droning 9 Loops a-lifting 8 Maps a-mapping 7 Sylow subgroups 6 Games a-playing 5 Goldie rings 4 Fermat primes 3 False proofs 2 Tangent planes And a path in a covering tree.