• 1-Dimensional Harnack Estimates 

      Duzgun, Fatma Gamze; Gianazza, Ugo; Vespri, Vincenzo (Amer Inst Mathematical Sciences-Aims, 2016)
      Let u be a non-negative super-solution to a 1-dimensional singular parabolic equation of p-Laplacian type (1 < p < 2). If u is bounded below on a time-segment {y} x (0, T] by a positive number M, then it has a power like ...
    • A Category Approach to Relation Preserving Functions in Rough Set Theory 

      Diker, Murat (Elsevier Science Inc, 2015)
      The category Rel whose objects are all pairs (U, r), where r is a relation on a universe U, and whose morphisms are relation-preserving mappings is a canonical example in category theory. One of the convenient categories ...
    • A Coanalytic Menger Group That Is Not Sigma-Compact 

      Tokgöz, Seçil (Scientific Technical Research Council Turkey-Tubitak, 2018)
      Under V = L we construct coanalytic topological subgroups of reals, demonstrating that even for definable groups of reals, selection principles may differ.
    • A Combined First Principles TDDFT and Experimental Study on the Uv-Vis Spectra Properties of M(P-Nitrophenyl Azo Resorcinol)(3) Complexes (M: Fe, Cr) 

      Tuğsuz Arifioğlu, Tuğba; Efeçınar, Melis; Şatıroğlu, Nuray (Scientific Technical Research Council Turkey-Tubitak, 2014)
      UV-Vis absorption data of p-nitrophenyl azo resorcinol (Magneson I) and its 2 Fe(III) and Cr(III) complexes were investigated both experimentally and theoretically. The geometries were optimized at BP86/TZVP level. The ...
    • A Comparison of the Activities of Greek and Turkish Propolis Against Paenibacillus Larvae 

      Özkırım, Aslı; Celemli, Ömür Gencay; Schiesser, Aygün; Charistos, Leonidas; Hatjina, Fani (Int Bee Research Assoc, 2014)
      Propolis has a long history of use in traditional medicine dating back to at least 300 BC, and has been reported to have a broad spectrum of biological activities. Since most studies have to date focused on medical uses ...
    • A Functional Trait Database For Mediterranean Basin Plants 

      Tavşanoğlu, Çağatay; Pausas, Juli G. (2018)
    • A Generalization of J - Quasipolar Rings 

      Calci, T. P.; Halicioglu, S.; Harmanci, A. (Univ Miskolc Inst Math, 2017)
      In this paper we introduce a class of quasipolar rings which is a generalization of J-quasipolar rings. Let R be a ring with identity. An element a is an element of R is called delta-quasipolar if there exists p(2) = p is ...
    • A Generalization of Projective Covers 

      Alkan, Mustafa; Nicholson, W. Keith; Ozcan, A. Cigdem (Academic Press Inc Elsevier Science, 2008)
      Let M be a left module over a ring R and I an ideal of R. We call (P, f) a projective I-cover of M if f is an epimorphism from P to M, P is projective, Ker f subset of I P, and whenever P = Ker f + X, then there exists a ...
    • A Generalization Of Rickart Modules 

      Ungor, Burcu; Halicioglu, Sait; Harmanci, Abdullah (Belgian Mathematical Soc Triomphe, 2014)
      Let R be an arbitrary ring with identity and M a right R-module with S = End(R) (M). In this paper we introduce pi-Rickart modules as a generalization of Rickart modules. pi-Rickart modules are also a dual notion of dual ...
    • A Link Between Cytotoxicity in Cell Culture and Gastrointestinal Side Effects of Oral Anticoagulants: Bench-To-Bedside 

      Kubat, E.; Gurpinar, O. A.; Karasoy, D.; Onur, M. A. (Comenius Univ, 2018)
      OBJECTIVE: Warfarin and nonvitamin-K oral anticoagulants including dabigatran, rivaroxaban, and apixaban are commonly used in the prophylaxis and treatment of systemic embolism and deep vein thrombosis. In this study, we ...
    • A Machine-Learning-Driven Sky Model 

      Satilmis, Pinar; Bashford-Rogers, Thomas; Chalmers, Alan; Debattista, Kurt (Ieee Computer Soc, 2017)
    • A New Class of Unbiased Linear Estimators in Systematic Sampling 

      Kocyigit, Eda Gizem; Cingi, Hulya (Hacettepe Univ, Fac Sci, 2017)
      Use of auxiliary variables is very common in estimating various population parameters. In this study, we suggest a class of unbiased linear estimators for estimating the population mean of the study variate y using information ...
    • A New Improved Estimator of Population Mean in Partial Additive Randomized Response Models 

      Özgül, Nilgün; Cingi, Hulya (Hacettepe Univ, Fac Sci, 2017)
      In this study, we have developed a new improved estimator for the population mean estimation of the sensitive study variable in Partial Additive Randomized Response Models (RRMs) using two non-sensitive auxiliary variables. ...
    • A New Multilayer Feedforward Network Based on Trimmed Mean Neuron Model 

      Yolcu, Ufuk; Bas, Eren; Egrioglu, Erol; Aladag, Cagdas Hakan (Acad Sciences Czech Republic, Inst Computer Science, 2015)
      The multilayer perceptron model has been suggested as an alternative to conventional approaches, and can accurately forecast time series. Additionally, several novel artificial neural network models have been proposed as ...
    • A New Proposed Model of Restricted Data Envelopment Analysis By Correlation Coefficients 

      Mecit, Emine Demet; Alp, Ihsan (Elsevier Science Inc, 2013)
      The concept of efficiency in data envelopment analysis (DEA) is defined as weighted sum of outputs/weighted sum of inputs. In order to calculate the maximum efficiency score, each decision making unit (DMU)'s inputs and ...
    • A New Species of Arabis (Brassicaceae) From Inner Anatolia 

      Mutlu, Birol (Blackwell Publishing Ltd, 2004)
      A new species of Arabis L., A. erikii Mutlu sp. nov., is described and illustrated. The species is restricted to inner Anatolia, south-west of Sivas. It grows on steppes. Diagnostic morphological characters are given for ...
    • A New Species of Viola L. (Violaceae) from South Anatolia 

      Dinç, M; Bagcı, Y; Yildirimli, S (Academic Press Ltd Elsevier Science Ltd, 2003)
      A new species of Viola L., Viola yildirimlii M. Ding & Y Bagci sp. nov. from South Anatolia is described and illustrated. It is found on the rocky slopes of Aladag National Park, in the county of Adana, south Turkey, at ...
    • A New Turkish Species Of Salvia L. (Lamiaceae) 

      Dönmez, AA (Academic Press Ltd Elsevier Science Ltd, 2001)
      A new species, Salvia hedgeana Donmez, is described from Turkey. Diagnostic characters, description, detailed illustration and taxonomic comments on the species are given. Its relationships with S. huberi and S. rosifolia ...
    • A Note on Ads* Modules 

      Tütüncü, Derya Keskin (Springer Basel Ag, 2012)
      We study the ADS* modules which are the dualizations of ADS modules studied by Alahmadi et al. ( J Algebra 352: 215-222, 2012). Mainly we prove that an amply supplemented module M is ADS* if and only if M-1 and M-2 are ...