Restrictions of continuous functions

Restrictions of smooth functions to a closed subset

Resurgence of the Euler-MacLaurin summation formula

Resurgence of the fractional polylogarithms

Resurgent Deformations for an Ordinary Differential Equation of Order 2

Retarded integral inequalities of Gronwall-Bihari type

Reverses of the Cauchy-Bunyakovsky-Schwarz Inequality for n-tuples of Complex Numbers

Reverses of the Triangle Inequality in Banach Spaces

Review of "Garden of integrals"

Review of Mathematical Techniques Applicable in Astrophysical Reaction Rate Theory

Riccati equations and convolution formulas for functions of Rayleigh type

Ricci curvature, entropy and optimal transport

Riemann hypothesis and some new asymptotically multiplicative integrals which contain the remainder of the prime-counting function $π(x)$

Riemann hypothesis and some new integrals connected with the integral negativity of the remainder in the formula for the prime-counting function $π(x)$

Riemann integration via primitives for a new proof to the change of variable theorem

Riemann--Hilbert analysis for Laguerre polynomials with large negative parameter

Riemann--Hilbert problems, matrix orthogonal polynomials and discrete matrix equations with singularity confinement

Riemann-Hilbert analysis for Jacobi polynomials orthogonal on a single contour

Riemann-Hilbert Methods in the Theory of Orthogonal Polynomials

Riesz Bases of Root Vectors of Indefinite Sturm-Liouville problems with eigenparameter dependent boundary conditions, I