Vol. 100 No. 2 (2019)

Articles

• Alternating colourings of the vertices of a regular polygon

  S. Singh, Y. Zelenyuk
• A bound for the chromatic number of (\(P_5\), gem)-free graphs

  K. Cameron, S. Huang, O. Merkel
• A note on the sum of reciprocals

  Y. Ding, Y.-C. Sun
• Note on sums involving the Euler function

  S. Chern
• Periods of Ducci sequences and odd solutions to a Pellian equation

  F. Breuer
• On the factorisation of \(x^2+D\)

  A. Ghadermarzi
• Vanishing coefficients in four quotients of infinite product expansions

  D. Tang
• A lower bound for the large sieve with square moduli

  S. Baier, S. B. Lynch, L. Zhao
• On the distribution of the rank statistic for strongly concave compositions

  N. H. Zhou
• A brief note on some infinite families of monogenic polynomials

  L. Jones
• On the Selmer group of a certain \(p\)-adic Lie extension

  A. Bhave, L. Bora
• On the dimension of permutation vector spaces

  L. Reis
• A new sum-product estimate in prime fields

  C. Chen, B. Kerr, A. Mohammadi
• A nilpotency criterion for some verbal subgroups

  C. Monetta, A. Tortora
• A note on the periodicity of entire functions

  K. Liu, P. Yu
• Extendable temperatures

  N. A. Watson
• A system of functional equations satisfied by components of a quadratic function and its stability

  K. Ponpetch, V. Laohakosol, S. Mavecha
• A generalisation of the Frobenius reciprocity theorem

  H. K. Dharmadasa, W. Moran
• A note on radial symmetry for an integral equation of Wolff type

  Y. Wang, L. Tian
• Approximations of subhomogeneous algebras

  T. Shulman, O. Uuye
• A quantitative extension of Szlenk's theorem

  A. Kryczka
• Recovery of the temperature distribution in a multilayer fractional diffusion equation

  K. T. Tran, L. N. Tran, H. B. Q. Nguyen, K. Q. Tra