#### Volume 8, issue 3 (2008)

 1 M Atiyah, The logarithm of the Dedekind $\eta$–function, Math. Ann. 278 (1987) 335 MR909232 2 H Endo, Meyer's signature cocycle and hyperelliptic fibrations, Math. Ann. 316 (2000) 237 MR1741270 3 J L Harer, The second homology group of the mapping class group of an orientable surface, Invent. Math. 72 (1983) 221 MR700769 4 J L Harer, Stability of the homology of the mapping class groups of orientable surfaces, Ann. of Math. $(2)$ 121 (1985) 215 MR786348 5 S Iida, Adiabatic limit of $\eta$–invariants and the Meyer function of genus two, dissertation, University of Tokyo (2004) 6 R Kasagawa, On a function on the mapping class group of a surface of genus 2, Topology Appl. 102 (2000) 219 MR1745445 7 N Kawazumi, A generalization of the Morita–Mumford classes to extended mapping class groups for surfaces, Invent. Math. 131 (1998) 137 MR1489896 8 M Korkmaz, A I Stipsicz, The second homology groups of mapping class groups of oriented surfaces, Math. Proc. Cambridge Philos. Soc. 134 (2003) 479 MR1981213 9 W Meyer, Die Signatur von Flächenbündeln, Math. Ann. 201 (1973) 239 MR0331382 10 J W Milnor, J D Stasheff, Characteristic classes, Annals of Mathematics Studies 76, Princeton University Press (1974) MR0440554 11 T Morifuji, On Meyer's function of hyperelliptic mapping class groups, J. Math. Soc. Japan 55 (2003) 117 MR1939188 12 J Powell, Two theorems on the mapping class group of a surface, Proc. Amer. Math. Soc. 68 (1978) 347 MR0494115 13 C T C Wall, Non-additivity of the signature, Invent. Math. 7 (1969) 269 MR0246311