#### Volume 1, issue 1 (2001)

 1 J Bryan, J Fulman, Orbifold Euler characteristics and the number of commuting $m$–tuples in the symmetric groups, Ann. Comb. 2 (1998) 1 MR1682916 2 R Dijkgraaf, Fields, strings, matrices and symmetric products, from: "Moduli of curves and abelian varieties", Aspects Math. E33, Vieweg (1999) 151 MR1722543 3 R Dijkgraaf, G Moore, E Verlinde, H Verlinde, Elliptic genera of symmetric products and second quantized strings, Comm. Math. Phys. 185 (1997) 197 MR1463039 4 L Dixon, J A Harvey, C Vafa, E Witten, Strings on orbifolds, Nuclear Phys. B 261 (1985) 678 MR818423 5 F Hirzebruch, T Höfer, On the Euler number of an orbifold, Math. Ann. 286 (1990) 255 MR1032933 6 M J Hopkins, The Poincaré series of the $E_n$ Dyer-Lashof algebra, preprint 7 M J Hopkins, N J Kuhn, D C Ravenel, Generalized group characters and complex oriented cohomology theories, J. Amer. Math. Soc. 13 (2000) 553 MR1758754 8 N J Kuhn, Character rings in algebraic topology, from: "Advances in homotopy theory (Cortona, 1988)", London Math. Soc. Lecture Note Ser. 139, Cambridge Univ. Press (1989) 111 MR1055872 9 I G Macdonald, The Poincaré polynomial of a symmetric product, Proc. Cambridge Philos. Soc. 58 (1962) 563 MR0143204 10 I G Macdonald, Symmetric functions and Hall polynomials, Oxford Mathematical Monographs, The Clarendon Press Oxford University Press (1995) MR1354144 11 P Shanahan, The Atiyah–Singer index theorem, Lecture Notes in Mathematics 638, Springer (1978) MR487910 12 L Solomon, Partially ordered sets with colors, from: "Relations between combinatorics and other parts of mathematics" (editor D K Ray-Chaudhuri), Proceedings of Symposia in Pure Mathematics XXXIV, American Mathematical Society (1979) 309 MR525315 13 R P Stanley, Enumerative combinatorics. Vol. 2, Cambridge Studies in Advanced Mathematics 62, Cambridge University Press (1999) MR1676282 14 W Wang, Equivariant $K$–theory, wreath products, and Heisenberg algebra, Duke Math. J. 103 (2000) 1 MR1758236