Proceedings of the Indian Academy of Sciences
Mathematical Sciences


VOL. 103, January-December 1993


Contents

April 1, 1993
Pages
Transformation formula for exponential sums involving Fourier coefficients — C. S. Yogananda
1-25
Dirichlet L-function and power series for Hurwitz zeta function — V. V. Rane
27-39
Determinants of parabolic bundles on Riemann surfaces — I. Biswas and N. Raghavendra
41-71
Convolution properties of some classes of meromorphic univalent functions — S. Ponnusamy
73-89
Simultaneous operational calculus involving a product of a general class of polynomials, Fox's H-fucntion and the multivariable H-function — V. B. L. Chaurasia and Girdhari Lal
91-96
Some applications of Briot-Bouquet differential subordination — Subhas S. Bhoosnurmath and S. R. Swamy
97-102
August 2, 1993

Construction techniques for Galois coverings of the affine line — Shreeram S. Abhyankar, Herbert Popp and Wolfgang K. Seiler
103-126
A footnote to mean square value of Dirichlet L-series — V. V. Rane
127-133
Matrix summability of a factored Fourier series — Subas Chandra Jena, Rashmi Mishra and Sakuntala Swain
135-140
Absolute matrix summability of a factored Fourier series — Subas Chandra Jena and Rashmi Mishra
141-151
Multipliers for summability of finite series — Huseyin Bor
153-157
Bishop decomposition for vector function spaces — H. S. Mehta, R. D. Mehta and M. H. Vasavada
159-166
On M2-graded hypergroups — A. K. Vijayarajan
167-180
On Fatou's lemma and parametric integrals for set-valued functions — Nikolaos S. Papageorgiou
181-195
Banerjee et al's characterization theorem in thermohaline convection and its magnetorotatory extensions — Jyoti Prakash, Ajaib Singh and Savita Sharma
197-207
December 3, 1993

Gysin maps and cycle classes for Hodge cohomology — V. Srinivas
209-247
Some remarks on subgroups determined by certain ideals in integral group rings — L. R. Vermani, Atul Razdan and Ram Karan
249-256
On certain Ramanujan's mock theta functions — Anju Gupta
257-267
Lambert series and Ramanujan — R. P. Agarwal
269-293
Behaviour of an associated conjugate series of a Fourier series — Subas Chandra Jena and Mohammad Alid
295-301
On regularity of twisted spherical means and special hermite expansions — S. Thangavelu
303-320
Weakly wandering sets and compressiblity in descriptive setting — S. Eigen, A. Hajian and
M. G. Nadkarni
321-327
On infinitesimal fields generated by random processes — Vivek. S. Borkar
329-332
Absolutely continuos spectrum for sparse potentials — M. Krishna
333-339
Oscillation of odd order delay differential equations — Pitambar Das
341-347