On the α−ψ-Contractive Mappings in C∗-Algebra Valued b-Metric Spaces and Fixed Point Theorems by Saleh Omran, Ibtisam Masmali

“…In this paper, for a unital C∗-algebra A, we introduce a version of α-ψ-contractive mappings in C∗-algebra valued b-metric spaces, and we prove some Banach fixed point theorems and give some examples to illustrate our results.…”
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Categorical constructions in graph theory by Richard T. Bumby, Dana May Latch

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Extended Brauer analysis of some Dynkin and Euclidean diagrams by Agustín Moreno Cañadas, Pedro Fernando Fernández Espinosa, José Gregorio Rodríguez-Nieto, Odette M Mendez, Ricardo Hugo Arteaga-Bastidas

Subjects: “…brauer configuration algebra (bca)…”
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Payload Mass Identification of a Single-Link Flexible Arm Moving under Gravity: An Algebraic Identification Approach by Juan Carlos Cambera, Andres San-Millan, Vicente Feliu-Batlle

“…Specifically, we follow a frequency domain design methodology to develop an algebraic identifier. This identifier is capable of achieving robust and efficient mass estimates even in the presence of sensor noise. …”
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RF Tomography in Free Space: Experimental Validation of the Forward Model and an Inversion Algorithm Based on the Algebraic Reconstruction Technique by V. Picco, T. Negishi, S. Nishikata, D. Spitzer, D. Erricolo

“…Experimental data are used to validate a novel inversion scheme, based on the algebraic reconstruction technique. The proposed method is improved by introducing physical bounds on the solution returned. …”
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C∗-Algebra-Valued Extended Rectangular Hb-Metric Spaces and Presić-Type Fixed Point Theorem with an Application by Madjid Kohi, Hasan Hosseinzadeh, Rasoul Abazari, Ali Bagheri, Vahid Parvaneh

“…In this article, we introduce the concept of C∗-algebra-valued extended rectangular Hb-metric spaces and use it to prove the Banach contraction principle (BCP). …”
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A corona theorem for an algebra of Radon measures with an application to exact controllability for linear controlled delayed difference equations by Fueyo, Sébastien, Chitour, Yacine

“…This paper proves a corona theorem for the algebra of Radon measures compactly supported in $\mathbb{R}_-$ and this result is applied to provide a necessary and sufficient Hautus–type frequency criterion for the $L^1$ exact controllability of linear controlled delayed difference equations (LCDDE). …”
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A Novel Representation of the Exact Solution for Differential Algebraic Equations System Using Residual Power-Series Method by Khaled Moaddy, Mohammed AL-Smadi, Ishak Hashim

“…We implement a relatively new analytic iterative technique to get approximate solutions of differential algebraic equations system based on generalized Taylor series formula. …”
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Asynchronous Realization of Algebraic Integer-Based 2D DCT Using Achronix Speedster SPD60 FPGA by Nilanka Rajapaksha, Amila Edirisuriya, Arjuna Madanayake, Renato J. Cintra, Dennis Onen, Ihab Amer, Vassil S. Dimitrov

“…Transformation and quantization play a critical role in video codecs. Recently proposed algebraic-integer-(AI-) based discrete cosine transform (DCT) algorithms are analyzed in the presence of quantization, using the High Efficiency Video Coding (HEVC) standard. …”
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Common Fixed Points of Two Mappings regarding a Generalized c-Distance over a Banach Algebra by Ladan Aryanpour, Hamidreza Rahimi, Ghasem Soleimani Rad

“…In this article, applying the concept of a generalized c-distance in cone b-metric spaces over Banach algebra with a nonnormal solid cone therein, we establish several common fixed point theorems for two noncontinuous mappings satisfying the Han-Xu-type contraction. …”
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Derivations with values in noncommutative symmetric spaces by Huang, Jinghao, Sukochev, Fedor

Subjects: “…semifinite von Neumann algebra…”
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Ring homomorphisms on H(G) by N. R. Nandakumar

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O conceito de simetria e o ensino de Álgebra: analisando materiais curriculares da Educação Básica by Bárbara Passadore de Oliveira, Alessandro Jacques Ribeiro, Arthur B Powell

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Enhancement of Teaching Methods of Main Mathematical Disciplines in Higher School by A. N. Vybornov, Zh. G. Vegera

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Embedding Feynman integral (Calabi-Yau) geometries in weighted projective space by Jacob L. Bourjaily, Andrew J. McLeod, Cristian Vergu, Matthias Volk, Matt von Hippel, Matthias Wilhelm

Subjects: “…Differential and Algebraic Geometry…”
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A Calabi-Yau-to-curve correspondence for Feynman integrals by Hans Jockers, Sören Kotlewski, Pyry Kuusela, Andrew J. McLeod, Sebastian Pögel, Maik Sarve, Xing Wang, Stefan Weinzierl

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On <mml:math display="inline"><mml:mi>n</mml:mi></mml:math>-derivations of generalized matrix algebras by Aisha Jabeen

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Integration of item response theory in the development of PhET-based graphing lines worksheets for optimizing student algebra competence by Giyanti, Indri Lestari, Rina Oktaviyanthi

Subjects: “…Algebra competence…”
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Generalized Reich–Ćirić–Rus-Type and Kannan-Type Contractions in Cone b-Metric Spaces over Banach Algebras by Yan Han, Shaoyuan Xu

“…In this paper, we firstly introduce the generalized Reich‐Ćirić‐Rus-type and Kannan-type contractions in cone b-metric spaces over Banach algebras and then obtain some fixed point theorems satisfying these generalized contractive conditions, without appealing to the compactness of X. …”
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