Yasutaka Ihara (°Ë¸¶¹¯Î´¡Ë
Professor Emeritus; retired from RIMS, Kyoto University, on March 31, 2002.
Recent Articles

``Some density functions and their Fourier transforms arising from number theory'';
in RIMS Kokyuroku 1590 (2008) ``Number Theory and Probability Theory'' (H. Sugita ed.), 2842.
[pdf file 6A] 
(with Kohji Matsumoto) ``On $L$functions over function fields: Powermeans of errorterms and
distribution of $L'/L$values'';
in ``Algebraic Number Theory and Related Topics 2008'', RIMS Kokyuroku Bessatsu B19(2010), 221247.
[pdf file 7A] 
(with Kohji Matsumoto) ``On the valuedistribution of $\log L$ and $L'/L''$;
(A survey article) (2009);
in: New directions in valuedistribution theory of zeta and
Lfunctions, Proc. Würzburg Conf. 2008, Shaker Verlag (2009), 8597.
[pdf file 8A] 
(with Kohji Matsumoto) ``On certain mean values and the
valuedistribution of logarithms of Dirichlet $L$functions'';
Preprint RIMS1666, April 2009,
to appear in Quarterly J. Math., doi:10.1093/qmath/haq002.
[pdf file 9A] 
(with Kohji Matsumoto)
``On $\log L$ and $L'/L$ for $L$functions and the associated
``$M$functions'':
Connections in optimal cases'';
Preprint RIMS1667, April 2009,
to appear in Moscow Math. J.
[pdf file 10A] 
``On certain arithmetic functions $\tilde{M}$($s; z_{1}, z_{2}$) associated with global fields: analytic properties'';
Preprint RIMS1685, December 2009, to appear in Publ. RIMS, 471.
[pdf file 11A] 
(with Kohji Matsumoto)
``On the valuedistribution of logarithmic derivatives of Dirichlet Lfunctions''; Preprint RIMS1711, January 2011.
[pdf file 12A]