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ACTA ARITHMETICA LXXX.4 (1997) Conspectus materiae tomorum LXXI–LXXX (1995–1997) Agoh, T. 3*. (and L. S k u l a) Kummer type congruences and Stickelberger subideals; 75 (1996), 235–250. Ahlswede, R. 2. (and L. H. K h a c h a t r i a n) Maximal sets of numbers not containing k + 1 pairwise coprime integers; 72 (1995), 77–100. 3. (and L. H. K h a c h a t r i a n) Sets of integers and quasi-integers with pairwise common divisor; 74 (1996), 141–153. 4. (and L. H. K h a c h a t r i a n) Sets of integers with pairwise common divisor and a factor from a specified set of primes; 75 (1996), 259–276. Akiyama, S. 1. On the pure Jacobi sums; 75 (1996), 97–104. Albu, T. 1. (und F. N i c o l a e) Heckesche Systeme idealer Zahlen und Knesersche Körpererweiterungen; 73 (1995), 43–50. Allouche, J.-P. 4. (and A. L u b i w, M. M e n dè s F r a n c e, A. J. v a n d e r P o o r t e n, J. S h a l l i t) Convergents of folded continued fractions; 77 (1996), 77–96. Alon, N. 1. (and P. E r d ő s) Sure monochromatic subset sums; 74 (1996), 269–272. Arnoux, P. 1. (et C. M a u d u i t) Complexité de suites engendrées par des récurrences unipotentes; 76 (1996), 85–97. Avidon, M. R. 1. On the distribution of primitive abundant numbers; 77 (1996), 195–205. Baker, R. C. 10. (and G. H a r m a n) Numbers with a large prime factor; 73 (1995), 119–145. Balakrishnan, U. 2. (and Y.-F. S. Pé t e r m a n n) The Dirichlet series of ζ(s)ζ α (s + 1)f (s + 1): On an error term associated with its coefficients; 75 (1996), 39–69. * The number (say n) preceding each title indicates that the author has already published n papers in Acta Arithmetica. [395] 396 Conspectus materiae tomorum LXXI–LXXX (1995–1997) Balasubramanian, R. 13. (and K. S o u n d a r a r a j a n) On a conjecture of R. L. Graham; 75 (1996), 1–38. Barrionuevo, J. 1. (and R. M. B u r t o n, K. D a j a n i, C. K r a a i k a m p) Ergodic properties of generalized Lüroth series; 74 (1996), 311–327. Bentkus, V. 1. (and F. G ö t z e) On the lattice point problem for ellipsoids; 80 (1997), 101–125. Beresnevich, V. 1. (and V. B e r n i k) On a metrical theorem of W. Schmidt; 75 (1996), 219–233. Berndt, B. C. 4. (and H. H. C h a n, L.-C. Z h a n g) Ramanujan’s class invariants and cubic continued fraction; 73 (1995), 67–85. Bernik, V. (= Bernik, V. I., Bernik, V. I.) 4. (and V. B e r e s n e v i c h) On a metrical theorem of W. Schmidt; 75 (1996), 219–233. Bertin, M. J. 6. Sur une conjecture de Pohst; 74 (1996), 347–349. Beukers, F. 4. (and H. P. S c h l i c k e w e i) The equation x + y = 1 in finitely generated groups; 78 (1996), 189–199. 5. (and D. Z a g i e r) Lower bounds of heights of points on hypersurfaces; 79 (1997), 103–111. Bhowmik, G. 2. Evaluation of divisor functions of matrices; 74 (1996), 155–159. Bleher, P. M. 2a. (and F. J. D y s o n) Erratum to the paper “Mean square limit for lattice points in a sphere” (Acta Arith. 68 (1994), 383–393); 73 (1995), 199. Bombieri, E. 7. (and J. M u e l l e r, M. P o e) The unit equation and the cluster principle; 79 (1997), 361–389. Bowman, D. 1. Partitions with numbers in their gaps; 74 (1996), 97–105. Bremner, A. 2. Some special curves of genus 5; 79 (1997), 41–51. Breulmann, S. 1. (and V. H e l m k e) The covolume of quaternion groups on the four-dimensional hyperbolic space; 77 (1996), 9–21. Brindza, B. 7. (and Á. P i n té r) On equal values of power sums; 77 (1996), 97–101. Brüdern, J. 4. A sieve approach to the Waring–Goldbach problem, II. On the seven cubes theorem; 72 (1995), 211–227. Bruggeman, R. W. 1. Dedekind sums for Hecke groups; 71 (1995), 11–46. Conspectus materiae tomorum LXXI–LXXX (1995–1997) 397 Bugeaud, Y. 1. (and K. G y ő r y) Bounds for the solutions of unit equations; 74 (1996), 67–80. 2. (and K. G y ő r y) Bounds for the solutions of Thue–Mahler equations and norm form equations; 74 (1996), 273–292. 3. On the diophantine equation x2 − pm = ±y n ; 80 (1997), 213–223. Bundschuh, P. 1a. (and M. W a l d s c h m i d t) Errata to the paper “Irrationality results for theta functions by Gel’fond–Schneider’s method” (Acta Arith. 53 (1989), 289–307); 78 (1996), 99. Burgess, D. A. 3. On the average of character sums for a group of characters; 79 (1997), 313–332. Burr, S. A. 1. (and P. E r d ő s, R. L. G r a h a m, W. W e n - C h i n g L i) Complete sequences of sets of integer powers; 77 (1996), 133–138. Burthe, R. J., Jr. 1. Upper bounds for least witnesses and generating sets; 80 (1997), 311–326. 2. The average least witness is 2; 80 (1997), 327–341. Burton, R. M. 1. (and J. B a r r i o n u e v o, K. D a j a n i, C. K r a a i k a m p) Ergodic properties of generalized Lüroth series; 74 (1996), 311–327. Carletti, E. 2. (and G. M o n t i B r a g a d i n) On a functional equation satisfied by certain Dirichlet series; 71 (1995), 265–272. Carlip, W. 1. (and E. J a c o b s o n) Unbounded stability of two-term recurrence sequences modulo 2k ; 74 (1996), 329–346. Carter, J. E. 1. Steinitz classes of nonabelian extensions of degree p3 ; 78 (1997), 297–303. Chaix, H. 2. (et H. F a u r e) Minoration de discrépance en dimension deux; 76 (1996), 149–164. Chamizo, F. 1. The large sieve in Riemann surfaces; 77 (1996), 303–313. 2. Some applications of large sieve in Riemann surfaces; 77 (1996), 315–337. Chan, H. H. 1. (and B. C. B e r n d t, L.-C. Z h a n g) Ramanujan’s class invariants and cubic continued fraction; 73 (1995), 67–85. 2. On Ramanujan’s cubic continued fraction; 73 (1995), 343–355. Chen, Y. G. 1. (and Š. P o r u b s k ý) Remarks on systems of congruence classes; 71 (1995), 1–10. 2. On addition of two sets of integers; 80 (1997), 83–87. Chevallier, N. 1. Distances dans la suite des multiples d’un point du tore à deux dimensions; 74 (1996), 47–59. 2. Meilleures approximations d’un élément du tore T2 et géométrie de la suite des multiples de cet élément; 78 (1996), 19–35. 398 Conspectus materiae tomorum LXXI–LXXX (1995–1997) Chou, W.-S. 2. The period lengths of inversive congruential recursions; 73 (1995), 325–341. Cohn, H. 5. Symmetry and specializability in continued fractions; 75 (1996), 297–320. Cohn, J. H. E. 8. The Diophantine equation x4 − Dy 2 = 1, II; 78 (1997), 401–403. Colliot-Thélène, J.-L. 3. (and A. N. S k o r o b o g a t o v, P. S w i n n e r t o n - D y e r) Double fibres and double covers: paucity of rational points; 79 (1997), 113–135. Conner, P. E. 1. (and J. H u r r e l b r i n k) On elementary abelian 2-Sylow K2 of rings of integers of certain quadratic number fields; 73 (1995), 59–65. 2. (and R. P e r l i s, K. S z y m i c z e k) Wild sets and 2-ranks of class groups; 79 (1997), 83–91. Conrey, J. B. 2. (and W. D u k e, D. W. F a r m e r) The distribution of the eigenvalues of Hecke operators; 78 (1997), 405–409. Conway, J. H. 2. (and R. K. G u y, W. A. S c h n e e b e r g e r, N. J. A. S l o a n e) The primary pretenders; 78 (1997), 307–313. Coray, D. (= Coray, D. F.) 2. (and C. M a n o i l) On large Picard groups and the Hasse Principle for curves and K3 surfaces; 76 (1996), 165–189. Dąbrowski, R. 1. (and B. F i s h e r) A stationary phase formula for exponential sums over Z/pm Z and applications to GL(3)-Kloosterman sums; 80 (1997), 1–48. Dajani, K. 1. (and J. B a r r i o n u e v o, R. M. B u r t o n, C. K r a a i k a m p) Ergodic properties of generalized Lüroth series; 74 (1996), 311–327. Dartyge, C. 1. Le plus grand facteur premier de n2 + 1 où n est presque premier; 76 (1996), 199–226. 2. Propriétés multiplicatives des valeurs de certains polynômes en deux variables; 78 (1996), 37–74. Dèbes, P. 3. On a problem of Dvornicich and Zannier; 73 (1995), 379–387. De Koninck, J.-M. 5. (and I. K á t a i) On the distribution of subsets of primes in the prime factorization of integers; 72 (1995), 169–200. Dofs, E. 2. Solutions of x3 + y 3 + z 3 = nxyz; 73 (1995), 201–213. Drmota, M. 1. (and M. S k a ł b a) Relations between polynomial roots; 71 (1995), 65–77. Conspectus materiae tomorum LXXI–LXXX (1995–1997) 399 Duke, W. 2. (and J. B. C o n r e y, D. W. F a r m e r) The distribution of the eigenvalues of Hecke operators; 78 (1997), 405–409. Dvornicich, R. 3. (and U. Z a n n i e r) Fields containing values of algebraic functions II (On a conjecture of Schinzel); 72 (1995), 201–210. Dyson, F. J. 2a. (and P. M. B l e h e r) Erratum to the paper “Mean square limit for lattice points in a sphere” (Acta Arith. 68 (1994), 383–393); 73 (1995), 199. Erdős, P. 47. (et E. S a i a s) Sur le graphe divisoriel; 73 (1995), 189–198. 48. (and N. A l o n) Sure monochromatic subset sums; 74 (1996), 269–272. 49. (and S. A. B u r r, R. L. G r a h a m, W. W e n - C h i n g L i) Complete sequences of sets of integer powers; 77 (1996), 133–138. 50. (and M. R o s e n f e l d) The factor-difference set of integers; 79 (1997), 353–359. Everest, G. R. 2. (and K. G y ő r y) Counting solutions of decomposable form equations; 79 (1997), 173– 191. Evertse, J.-H. 5. An explicit version of Faltings’ Product Theorem and an improvement of Roth’s lemma; 73 (1995), 215–248. 6. (and K. G y ő r y) The number of families of solutions of decomposable form equations; 80 (1997), 367–394. Fabiano, A. 1. (and G. P u c c i, A. Y g e r) Effective Nullstellensatz and geometric degree for zerodimensional ideals; 78 (1996), 165–187. Farmer, D. W. 1. (and J. B. C o n r e y, W. D u k e) The distribution of the eigenvalues of Hecke operators; 78 (1997), 405–409. Faure, H. 4. (et H. C h a i x) Minoration de discrépance en dimension deux; 76 (1996), 149–164. Feng, K. 1. Non-congruent numbers, odd graphs and the Birch–Swinnerton-Dyer conjecture; 75 (1996), 71–83. Ferguson, R. 1. Irreducible polynomials with many roots of equal modulus; 78 (1997), 221–225. Filaseta, M. 7. (and S. K o n y a g i n) Squarefree values of polynomials all of whose coefficients are 0 and 1; 74 (1996), 191–205. Fisher, B. 1. (and R. D ą b r o w s k i) A stationary phase formula for exponential sums over Z/pm Z and applications to GL(3)-Kloosterman sums; 80 (1997), 1–48. Flynn, E. V. 2. (and N. P. S m a r t) Canonical heights on the Jacobians of curves of genus 2 and the infinite descent; 79 (1997), 333–352. 400 Conspectus materiae tomorum LXXI–LXXX (1995–1997) Folk, D. 1. When are global units norms of units?; 76 (1996), 145–147. Fouvry, E. 5. (et C. M a u d u i t) Méthodes de crible et fonctions sommes des chiffres; 77 (1996), 339–351. 6. (and H. I w a n i e c) Gaussian primes; 79 (1997), 249–287. Funakura, T. 2. On characterization of Dirichlet L-functions; 76 (1996), 305–315. Gómez Ayala, E. J. 1. Structure galoisienne et corps de classes de rayon de conducteur 2; 72 (1995), 375–383. Götze, F. 1. (and V. B e n t k u s) On the lattice point problem for ellipsoids; 80 (1997), 101–125. Goubin, L. 1. Sommes d’exponentielles et principe de l’hyperbole; 73 (1995), 303–324. Graham, R. L. 5. (and S. A. B u r r, P. E r d ő s, W. W e n - C h i n g L i) Complete sequences of sets of integer powers; 77 (1996), 133–138. Grant, D. 1. A proof of quintic reciprocity using the arithmetic of y 2 = x5 +1/4; 75 (1996), 321–337. Greither, C. 1. On normal integral bases in ray class fields over imaginary quadratic fields; 78 (1997), 315–329. Grisel, G. 1. Sur la longueur de la fraction continue de αn ; 74 (1996), 161–176. Gurak, S. 1. On the last factor of the period polynomial for finite fields; 71 (1995), 391–400. Guy, R. K. 1. (and J. H. C o n w a y, W. A. S c h n e e b e r g e r, N. J. A. S l o a n e) The primary pretenders; 78 (1997), 307–313. Győry, K. 14. (and Y. B u g e a u d) Bounds for the solutions of unit equations; 74 (1996), 67–80. 15. (and Y. B u g e a u d) Bounds for the solutions of Thue–Mahler equations and norm form equations; 74 (1996), 273–292. 16. (and A. S á r k ö z y, C. L. S t e w a r t) On the number of prime factors of integers of the form ab + 1; 74 (1996), 365–385. 17. (and A. S á r k ö z y) On prime factors of integers of the form (ab + 1)(bc + 1)(ca + 1); 79 (1997), 163–171. 18. (and G. R. E v e r e s t) Counting solutions of decomposable form equations; 79 (1997), 173–191. l 19. On the diophantine equation n k = x ; 80 (1997), 289–295. 20. (and J.-H. E v e r t s e) The number of families of solutions of decomposable form equations; 80 (1997), 367–394. Hajdu, L. 1. On a problem of Győry and Schinzel concerning polynomials; 78 (1997), 287–295. Conspectus materiae tomorum LXXI–LXXX (1995–1997) 401 Halbeisen, L. 1. (and N. H u n g e r b ü h l e r) Optimal bounds for the length of rational Collatz cycles; 78 (1997), 227–239. Hall, R. R. 18. (and J. C. W i l s o n, D. Z a g i e r) Reciprocity formulae for general Dedekind–Rademacher sums; 73 (1995), 389–396. Hamidoune, Y. O. 1. (and G. Zé m o r) On zero-free subset sums; 78 (1996), 143–152. Harcos, G. 1. Waring’s problem with small prime factors; 80 (1997), 165–185. Harman, G. 4. (and R. C. B a k e r) Numbers with a large prime factor; 73 (1995), 119–145. Hasegawa, Y. 1. (and K. H a s h i m o t o) Hyperelliptic modular curves X0∗ (N ) with square-free levels; 77 (1996), 179–193. Hashimoto, K. 1. (and Y. H a s e g a w a) Hyperelliptic modular curves X0∗ (N ) with square-free levels; 77 (1996), 179–193. Hattori, T. 1. (and K. M a t s u m o t o) Large deviations of Montgomery type and its application to the theory of zeta-functions; 71 (1995), 79–94. Heath-Brown, D. R. 7. A mean value estimate for real character sums; 72 (1995), 235–275. 5a. Acknowledgment of priority; 77 (1996), 405. 8. The density of rational points on cubic surfaces; 79 (1997), 17–30. Hefez, A. 1. (and N. K a k u t a) Polars of Artin–Schreier curves; 77 (1996), 57–70. Hellekalek, P. 3. (and H. L e e b) Dyadic diaphony; 80 (1997), 187–196. Helmke, V. 1. (and S. B r e u l m a n n) The covolume of quaternion groups on the four-dimensional hyperbolic space; 77 (1996), 9–21. Helou, C. 1. Norm residue symbol and cyclotomic units; 73 (1995), 147–188. Hinz, J. G. 6. A generalization of a problem of Chebyshev; 74 (1996), 207–230. Hirschhorn, M. D. 4. (and J. A. S e l l e r s) On representations of a number as a sum of three triangles; 77 (1996), 289–301. Holt, J. J. 1. On a form of the Erdős–Turán inequality; 74 (1996), 61–66. Hooley, C. 3. On a problem of Hardy and Littlewood; 79 (1997), 289–311. 402 Conspectus materiae tomorum LXXI–LXXX (1995–1997) Huang, S.-S. 1. Ramanujan’s evaluations of Rogers–Ramanujan type continued fractions at primitive roots of unity; 80 (1997), 49–60. Huard, J. G. 1. (and P. K a p l a n, K. S. W i l l i a m s) The Chowla–Selberg formula for genera; 73 (1995), 271–301. 2. (and K. S. W i l l i a m s, N. Y. Z h a n g) On Tornheim’s double series; 75 (1996), 105–117. 3. (and B. K. S p e a r m a n, K. S. W i l l i a m s) Pascal’s triangle (mod 9); 78 (1997), 331– 349. Hungerbühler, N. 1. (and L. H a l b e i s e n) Optimal bounds for the length of rational Collatz cycles; 78 (1997), 227–239. Hurrelbrink, J. 1. (and P. E. C o n n e r) On elementary abelian 2-Sylow K2 of rings of integers of certain quadratic number fields; 73 (1995), 59–65. Huxley, M. N. 11. (and W. G. N o w a k) Primitive lattice points in convex planar domains; 76 (1996), 271–283. Hwang, H.-K. 1. Asymptotic behaviour of some infinite products involving prime numbers; 75 (1996), 339–350. 2. Distribution of integer partitions with large number of summands; 78 (1997), 351–365. Icaza, M. I. 1. Sums of squares of integral linear forms; 74 (1996), 231–240. Ishibashi, M. 1. The value of the Estermann zeta functions at s = 0; 73 (1995), 357–361. Ivić, A. 7. On sums involving reciprocals of the largest prime factor of an integer II; 71 (1995), 229–251. Iwaniec, H. 15. (and E. F o u v r y) Gaussian primes; 79 (1997), 249–287. Jacobson, E. 1. (and W. C a r l i p) Unbounded stability of two-term recurrence sequences modulo 2k ; 74 (1996), 329–346. Jagy, W. C. 1. Five regular or nearly-regular ternary quadratic forms; 77 (1996), 361–367. Jakubec, S. 1. Connection between the Wieferich congruence and divisibility of h+ ; 71 (1995), 55–64. 2. Congruence of Ankeny–Artin–Chowla type modulo p2 for cyclic fields of prime degree l; 74 (1996), 293–310. Jia, C. H. (= Jia, C.) 1. On the Piatetski-Shapiro–Vinogradov Theorem; 73 (1995), 1–28. 2. Almost all short intervals containing prime numbers; 76 (1996), 21–84. 3. On the exceptional set of Goldbach numbers in a short interval; 77 (1996), 207–287. Conspectus materiae tomorum LXXI–LXXX (1995–1997) 403 Kaczorowski, J. 11. On the Shanks–Rényi race problem; 74 (1996), 31–46. Kakuta, N. 1. (and A. H e f e z) Polars of Artin–Schreier curves; 77 (1996), 57–70. Kan, J. 2. On the number-theoretic functions ν(n) and Ω(n); 78 (1996), 91–97. Kanemitsu, S. 1. (and M. Y o s h i m o t o) Farey series and the Riemann hypothesis; 75 (1996), 351–374. Kaniecki, L. 1. On Šnirelman’s constant under the Riemann hypothesis; 72 (1995), 361–374. Kaplan, P. 6. (and J. G. H u a r d, K. S. W i l l i a m s) The Chowla–Selberg formula for genera; 73 (1995), 271–301. 7. (et Y. M i m u r a) Développement en fraction continue à l’entier le plus proche, idéaux α-réduits et un problème d’Eisenstein; 76 (1996), 285–304. 8. (et Y. M i m u r a) Développement en fraction continue à l’entier supérieur, idéaux 0-réduits et un problème d’Eisenstein; 78 (1997), 275–285. Kátai, I. 7. (and J.-M. D e K o n i n c k) On the distribution of subsets of primes in the prime factorization of integers; 72 (1995), 169–200. Kerada, M. 1. Une caractérisation de certaines classes d’entiers algébriques généralisant les nombres de Salem; 72 (1995), 55–65. Khachatrian, L. H. 2. (and R. A h l s w e d e) Maximal sets of numbers not containing k + 1 pairwise coprime integers; 72 (1995), 77–100. 3. (and R. A h l s w e d e) Sets of integers and quasi-integers with pairwise common divisor; 74 (1996), 141–153. 4. (and R. A h l s w e d e) Sets of integers with pairwise common divisor and a factor from a specified set of primes; 75 (1996), 259–276. Kida, M. 1. Galois descent and twists of an abelian variety; 73 (1995), √ 51–57. 2. On a characterization of Shimura’s elliptic curve over Q( 37); 77 (1996), 157–171. Kim, D. S. 1. (and I.-S. L e e) Gauss sums for O+ (2n, q); 78 (1996), 75–89. 2. Gauss sums for O− (2n, q); 80 (1997), 343–365. Kim, J. M. 1. Class numbers of certain real abelian fields; 72 (1995), 335–345. Kimberling, C. 1. Numeration systems and fractal sequences; 73 (1995), 103–117. Kiming, I. 1. On the asymptotics of the number of p-core partitions of integers; 80 (1997), 127–139. 404 Conspectus materiae tomorum LXXI–LXXX (1995–1997) Kisilevsky, H. (= Kisilevsky, H. H.) 2. (and F. P a p p a l a r d i) On the exponent of the ideal class groups of imaginary extensions of Fq (x); 72 (1995), 311–321. Klassen, M. J. 1. (and E. F. S c h a e f e r) Arithmetic and geometry of the curve y 3 + 1 = x4 ; 74 (1996), 241–257. Knopfmacher, A. 3. (and J. K n o p f m a c h e r) Metric properties of some special p-adic series expansions; 76 (1996), 11–19. Knopfmacher, J. 3. (and A. K n o p f m a c h e r) Metric properties of some special p-adic series expansions; 76 (1996), 11–19. Knopp, M. I. 3. (and M. S h e i n g o r n) On Dirichlet series and Hecke triangle groups of infinite volume; 76 (1996), 227–244. Kohayakawa, Y. 1. (and T. Ł u c z a k, V. R ö d l) Arithmetic progressions of length three in subsets of a random set; 75 (1996), 133–163. Kolountzakis, M. N. 1. On the additive complements of the primes and sets of similar growth; 77 (1996), 1–8. Komatsu, T. 1. A certain power series associated with a Beatty sequence; 76 (1996), 109–129. Konyagin, S. 1. (and M. F i l a s e t a) Squarefree values of polynomials all of whose coefficients are 0 and 1; 74 (1996), 191–205. Korobov, A. N. (Korobov, A. N.) 1. Mnogomernye cepnye drobi i ocenki line$ inyh form; 71 (1995), 331–349. Kraaikamp, C. 2. (and J. B a r r i o n u e v o, R. M. B u r t o n, K. D a j a n i) Ergodic properties of generalized Lüroth series; 74 (1996), 311–327. Kuba, G. 1. The two parameter hyperbola problem; 75 (1996), 277–285. Labhalla, S. 1. (et H. L o m b a r d i) Transformation homographique appliquée à un développement en fraction continue fini ou infini; 73 (1995), 29–41. Laurinčikas, A. 3. (and G. M i s e v ič i u s) On limit distribution of the Riemann zeta-function; 76 (1996), 317–334. 4. On limit distribution of the Matsumoto zeta-function; 79 (1997), 31–39. Conspectus materiae tomorum LXXI–LXXX (1995–1997) 405 Le, M.-H. 8. A note on the diophantine equation x2 + by = cz ; 71 (1995), 253–257. 6a. A correction to the paper “Upper bounds for class numbers of real quadratic fields” (Acta Arith. 68 (1994), 141–144); 72 (1995), 399. xm − 1 9. (and L. Y u) On the diophantine equation = y n ; 73 (1995), 363–366. x−1 10. On the diophantine equation D1 x4 − D2 y 2 = 1; 76 (1996), 1–9. 11. A note on the number of solutions of the generalized Ramanujan–Nagell equation x2 − D = kn ; 78 (1996), 11–18. Lee, I.-S. 1. (and D. S. K i m) Gauss sums for O+ (2n, q); 78 (1996), 75–89. Leeb, H. 1. (and P. H e l l e k a l e k) Dyadic diaphony; 80 (1997), 187–196. Lemmermeyer, F. 3. Ideal class groups of cyclotomic number fields I; 72 (1995), 347–359. 4. (and M. M i g n o t t e, A. P e t h ő) On the family of Thue equations x3 − (n − 1)x2 y − (n + 2)xy 2 − y 3 = k; 76 (1996), 245–269. 5. Rational quartic reciprocity II; 80 (1997), 273–276. Lev, V. F. 2. Distribution of lattice points on hyperbolic surfaces; 75 (1996), 85–95. Liu, C. L. 1. On character sums of rational functions over local fields; 75 (1996), 195–204. Liu, H.-Q. 8. Divisor problems of 4 and 3 dimensions; 73 (1995), 249–269. Liu, J. Y. 1. (and T. Z h a n) On sums of five almost equal prime squares; 77 (1996), 369–383. Loh, W. K. A. 1. Limitation to the asymptotic formula in Waring’s problem; 74 (1996), 1–15. Lombardi, H. 1. (et S. L a b h a l l a) Transformation homographique appliquée à un développement en fraction continue fini ou infini; 73 (1995), 29–41. Louboutin, S. 5. Corps quadratiques à corps de classes de Hilbert principaux et à multiplication complexe; 74 (1996), 121–140. Lubelski, S. 7. Supplément à la bibliographie des travaux de S. Lubelski publiée dans le volume 4 (1958), p. 1–2; 78 (1997), 305. Lubiw, A. 1. (and J.-P. A l l o u c h e, M. M e n dè s F r a n c e, A. J. v a n d e r P o o r t e n, J. S h a l l i t) Convergents of folded continued fractions; 77 (1996), 77–96. Łuczak, T. 1. (and Y. K o h a y a k a w a, V. 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