Table Of Contents
| Introduction | |
| A.A. V.V. | 2-6 |
| Self-similar solutions for the nonlinear wave equation $u_{tx}= ae^{-u}+ bu^{\beta-1}$ | |
| M. Leo, R. A. Leo, G. Soliani | 6-11 |
| Series representation of $\psi(\alpha,\beta,\gamma;\chi)$ in terms of incomplete gamma functions | |
| M. Leo, R. A. Leo, G. Soliani | 11-12 |
| A recurrence relation | |
| M. Leo , R. A. Leo , G. Soliani | 12-13 |
| Some integrals involing $\psi(\alpha,\beta,\gamma;\chi)$ | |
| M. Leo, R. A. Leo, G. Soliani | 14-17 |
| Some functions and relations connected with the $\psi$-function | |
| M. Leo, R. A. Leo, G. Soliani | 17-27 |
| Asymptotic behaviour of $\psi(\alpha,\beta,\gamma;\chi)$ for $\chi \rightarrow \infty$ | |
| M. Leo, R. A. Leo, G. Soliani | 28-37 |
| Some special cases | |
| M. Leo , R. A. Leo , G. Soliani | 37-40 |
| Some functional relations | |
| M. Leo , R. A. Leo , G. Soliani | 40-50 |
| Another recurrence formula | |
| M. Leo , R. A. Leo , G. Soliani | 50-50 |
| Bibliography | |
| I-II |
| Index | |

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