Dynnikov coordinates on punctured torus

Alev MERAL

Gauss–Bonnet theorems and the Lorentzian Heisenberg group

Yong WANG, Sining WEI, Tong WU

T4 , Urysohn’s lemma, and Tietze extension theorem for constant filter convergence spaces

Tesnim Meryem BARAN, Ayhan ERCİYES

Portfolio optimization with two quasiconvex risk measures

Çağın ARARAT

Notes on multivalent Bazilević functions defined by higher order derivatives

Adela O. MOSTAFA, Mohamed K. AOUF, Teodor BULBOACĂ

Korovkin type approximation via triangular A−statistical convergence on an infinite interval

Selin ÇINAR, Sevda YILDIZ, Kamil DEMİRCİ

Volume properties and some characterizations of ellipsoids in E n+1

Dong-Soo KIM, Incheon KIM, Young Ho KIM

The Lebesgue constants on projective spaces

Alexander KUSHPEL

On rings whose Jacobson radical coincides with upper nilradical

Guanglin MA, Yao WANG, Yanli REN

Oscillation tests for nonlinear differential equations with nonmonotone delays

Nurten KILIÇ

On a fifth-order nonselfadjoint boundary value problem

Ekin UĞURLU, Kenan TAŞ

Hardy–Copson type inequalities for nabla time scale calculus

Billur KAYMAKÇALAN, Zeynep KAYAR

On the spectral and scattering properties of eigenparameter dependent discrete impulsive Sturm–Liouville equations

Yelda AYGAR KÜÇÜKEVCİLİOĞLU, Elgiz BAIRAMOV, Güher Gülçehre ÖZBEY

On ordered Γ-hypersemigroups, minimal bi-ideals, and minimal left ideals

Niovi KEHAYOPULU

Some soft topological properties and fixed soft element results in soft complex valued metric spaces

İzzettin DEMİR

Almost quasi clean rings

Tufan ÖZDİN

Unitals in projective planes of order 16

Stoicho Dimitrov STOICHEV, Mustafa GEZEK

On some generalizations of the beta function in several variables

Mustapha RAÏSSOULI, Salma EL-SOUBHY

New oscillation criteria for differential equations with sublinear and superlinear neutral terms

Ali MUHIB, Elmetwally M. ELABBASY, Osama MOAAZ

Completeness conditions of systems of Bessel functions in weighted L 2 -spaces in terms of entire functions

Ruslan KHATS

Close-to-convexity of a class of harmonic mappings defined by a third-order differential inequality

Elif YAŞAR, Sibel YALÇIN

Order compact and unbounded order compact operators

Niyazi Anıl GEZER, Şaziye Ece ÖZDEMİR, İrem Mesude URGANCI, Nazife ERKURŞUN ÖZCAN

On elements whose Moore–Penrose inverse is idempotent in a ∗-ring

Haiyang ZHU, Jianlong CHEN, Yukun ZHOU

Exact and nonstandard finite difference schemes for the Burgers equation B(2, 2)

Canan KÖROĞLU, Ayhan AYDIN

Existence of nonnegative solutions for discrete Robin boundary value problems with sign-changing weight

Yan ZHU

Estimations on some hybrid exponential sums related to Kloosterman sums

Yingjie CHENG, Xiwang CAO, Liqin QIAN, Jinlong WAN

Operators between different weighted Fréchet and (LB)-spaces of analytic functions

Ersin KIZGUT

Some properties of second-order weak subdifferentials

Gonca İNCEOĞLU

Preservers of the local spectral radius zero of Jordan product of operators

Mhamed ELHODAIBI, Somaya SABER

A new implicit-explicit local differential method for boundary value problems

Murat SARI, Hüseyin TUNÇ