INDAGATIONES MATHEMATICAE-NEW SERIES

On a sum involving the Euler totient function

Corrigendum to “On the Taylor sequence spaces and upper boundedness of Hausdorff matrices and Nörlund matrices” [Indag. Math. 28(3) (2017) 629–636]

Orlicz Figà – Talamanca Herz algebras and invariant means

Geodesic vector fields and Eikonal equation on a Riemannian manifold

Integral operators on BMO and Campanato spaces

Frames and Riesz bases for shift invariant spaces on the abstract Heisenberg group

On minimal asymptotic basis of order g−1

The ring M8k+4(Z2) is nil-clean of index four

Heinz type inequalities for mappings satisfying Poisson’s equation

Optimal angle of the holomorphic functional calculus for the Ornstein–Uhlenbeck operator

Mappings preserving B-orthogonality

The order spectrum of convolution operators in discrete Cesàro spaces

Free choice sequences: A temporal interpretation compatible with acceptance of classical mathematics

A functional analytic approach to Cesàro means

Hyperstability of a logarithmic-type functional equation on restricted domains

The Skolemization of prenex formulas in intermediate logics

Differential calculus on multiple products

Natural extensions for p-adic β-shifts and other scaling maps

On existence of periodic solutions for gradient systems with applications

Maximal m-subharmonic functions and the Cegrell class Nm

Hermite interpolation on algebraic curves in ℂ2

The scope of Feferman’s semi-intuitionistic set theories and his second conjecture

Non-measurable sets in ordered fields

The space of bounded analytic functions and weighted Bergman spaces

Continuous maps preserving Jordan triple products from Un to Dm

Hyperbolic Eisenstein series on n-dimensional hyperbolic spaces

The Grothendieck property in Marcinkiewicz spaces

On spectra of algebras over ultranormed fields

Central Sets Theorem on noncommutative semigroups

The factorization of generalized Nevanlinna functions and the invariant subspace property

The Nullcone of the Lie algebra of $G_2$

Exponential sums formed with the Möbius function

An Lq regularity condition that implies the A∞ property of parabolic measure

Intersection of Siepinski gasket with its translation

L.E.J. Brouwer, fifty years later

Some generalizations of Ahlfors Lemma

Orbital and spectral aspects of hypercyclic operators and semigroups