Vol.48, No.2(2024)※ PDF is limited to exchange partner.  Author Title Page Masato Tada Relation between the Weyl group orbits of fundamental weights for multiply-laced finite dimensional simple Lie algebras and d-complete posets 171 Jun-ichi Inoguchi and Yu Ohno Homogeneous Structures of 3-Dimensional Sasakian Space Forms 205 Takeru Asaka The Fenchel.Nielsen twist in terms of the cross ratio coordinates 249 Toya Kumagai and Tomohiro Okuma “The multiplicity of cyclic coverings of a singularity of an algebraic variety 261

Vol.48, No.1(2024)※ PDF is limited to exchange partner.  Author Title Page Keita Goto On Berkovich Double Residue Fields and Birational Models 1 Michio Ozeki 5-design and counter 5-design in the binary Golay code of length 24 43 Hideto Iwata On some analytic properties of a function associated with the Selberg class satisfying certain special conditions 105 Tomoya Akamatsu Weak Kantorovich difference and associated Ricci curvature of hypergraphs 131

Vol.47, No.2(2023) ※ PDF is limited to exchange partner.  Author Title Page Yoshihiro Abe Structural Properties of ideals over PKλ II 127 Makoto NAKAMURA On the Cauchy problem for a semilinear Newton equation of motion derived from a semilinear Schrödinger equation in homogeneous and isotropic spacetimes 153 Yoshio Tanaka and Yoshimi Kitamura Algebraic order topologies, and related matters 191 Alex Patkowski On Salem’s Integral Equation and Related Criteria 207 Masaya Kawamura Non-existence of 1-st Gauduchon metric in the conformal class of a metric on 6-dimensional almost Hermitian manifolds 215 Yu Ohno Homogeneous Structures on S2 × R and H2 × R  239

Vol.47, No.1(2023)※ PDF is limited to exchange partner.  Author Title Page Hiroshi Sawai Vaisman structures on LCK solvmanifolds 1 Yasuhito Nakajima Minimal tropical bases for Bergman fans of matroids 19 Kenta Tsukuura On the centeredness of saturated ideals 29 Takanobu Aoyama The canonical lattice isomorphism between topologies compatible with a vector space and subspaces 41 Jiryo Komeda and Makiko Mase Pointed curves on K3 surfaces which are double covers of rational elliptic surfaces 65 Tomoya Machide Computations about formal multiple zeta spaces defined by binary extended double shuffle relations 83 Yasutsugu Fujita, Maohua Le and Nobuhiro Terai A note on the ternary purely exponential Diophantine equation fx+(f+g)y=gz 113 Toshikazu Miyashita […]

Vol.46, No.2(2022) ※ PDF is limited to exchange partner.  Author Title Page Frédéric Chapoton Multiple T-values with one parameter 153 Honoka Kobayashi Ruled Surfaces with Null Curves and Frenet Frame in Pseudo-Sphere and Pseudo-Hyperbolic Space 165 Tomoya Nakamura Hom-Poisson-Nijenhuis structures and Hom-Dirac structures 193 Nobutaka Boumuki On The Dimensions of Vector Spaces Concerning Holomorphoc Vector Bundles Over Elliptic Orbits 217 Joerg Brendle The higher Cichon diagram in the degenerate case 255 Yohei Ito Erratum to “ℂ-Constructible Enhanced Ind-Sheaves” 271

Vol.46, No.1(2022) ※ PDF is limited to exchange partner.  Author Title Page Qi Wang On τ-Tilting Finite Simply Connected Algebras 1 Toshikazu Miyashita Realizations of Inner Automorphisms of Order Four and Fixed Points Subgroups by Them on The Connected Compact Exceptional Lie Group E8, Part III 39 Fumichika Takamizo, Masamichi Yoshida Some class of cubic Pisot numbers with niteness property 67 Hirotaka Kobayashi On a certain sum of the Derivatives of Dirichlet L-Functions 121 Alexander E. Patkowski On Arithmetic Series Involving the Fractional Part Function 145

Vol.45, No.2(2021) ※ PDF is limited to exchange partner.  Author Title Page Kenta Tsukuura Prikry-type forcing and the set of possible conginalities 83 Yuichiro Sato Totally umbilical submanifolds in pseudo-Riemannian space forms 97 Yuki Motegi Strong minuscule elements in the finite Weyl groups 117 Masamichi Yoshida, Fumichika Takamizo Finite β-expansion and odometers 135 Hisashi Kojima A supplement to `On the Fourier coefficients of Hilbert modular forms of half-integral weight over arbitrary algebraic number fields, Tsukuba J. Math. 37(2013), 1-11′. 163 Yuji Kasahara and Shin’ichi Kotani Diffusions with Bessel-Like Drifts II 171   Yuji Akaike and Kazuo Tomoyasu Perfectness of Higson type compactifications 189

Vol.45, No.1(2021)  ※ PDF is limited to exchange partner.  Author Title Page Robert Laterveer Zero-Cycles on Garbagnati Surfaces 1 Ryusuke Sugawara Universal central extensions of linear groups over rings of non-commutative Laurent polynomials, associated K1 groups and K2 groups 13 Yasunori Okada and Hideshi Yamane Generalized spherical mean value operators on Euclidean space 37 Atsufumi Honda, Shyuichi Izumiya, Kentaro Saji and Keisuke Teramoto Geometry of lightlike locus on mixed type surfaces in Lorentz-Minkowski 3-space from a contact viewpoint 51 Masayoshi NAGASE and Takumi SHIRAKAWA A formula for the heat kernel coefficients of the Dirac Laplacians on spin manifolds 69

Vol.44, No.2(2020)  ※ PDF is limited to exchange partner.  Author Title Page Masanobu Kaneko and Hirofumi Tsumura On Multiple Zeta Values of Level Two 213 Daniel Duverney, Takeshi Kurosawa, and Iekata Shiokawa Irrationality exponents of certain fast converging series of rational numbers 235 Neil Mañibo, Eden Delight P.Miro, Dan Rust, and Gwendolyn S. Tadeo Zeckendorf Representations and Mixing Properties of Sequences 251 Makoto NAKAMURA Remarks on the Navier-Stokes equations and the elastic wave equations in homogeneous and isotropic spacetimes 271 Kenichiro Yamamoto On the Density of Periodic Measures for Piecewise Monotonic Maps and Their Coding Spaces 309

Vol.44, No.1(2020)  ※ PDF is limited to exchange partner.  Author Title Page Kazuaki Tajima and Akihiko Yukie On the Git Stratification of Prehomogeneous Vector Spaces II 1 Masaya Kawamura Regularity results for the almost Hermitian curvature flow 63 Benjamin Cahen The complex Weyl calculus as a Stratonovich-Weyl correspondence for the real diamond group 121 Russell Ricks Planar Subspaces are Intrinsically Cat (0) 139 Yohei Ito ℂ-Constructible Enhanced Ind-Sheaves 155 Mayuko Kon 3-dimensional real hypersurfaces with transversal η-Killing Ricci tensor field of a complex space form 203