The contribution of "Mathematical Argumentation" to the academic community lies in its in-depth exploration of mathematical theories and innovation in mathematical proof techniques. By publishing high-quality mathematical papers, it provides mathematicians with a place to showcase their research results and engage in academic exchanges, while also providing abundant teaching resources for mathematics education. The main readership of this magazine includes mathematicians, mathematics educators, graduate students, university teachers, as well as students and researchers with a deep interest in mathematics. It is also an important resource in the field of mathematics education and research.Mathematical Argumentation has been highly praised by the academic community for its rigorous academic standards and profound insights into mathematical problems. It is often cited in academic works in the field of mathematics and is recommended reading material for many mathematics courses and professional seminars. Overall, journals are important academic platforms in the field of mathematics research, providing valuable perspectives and profound insights for understanding the essence of mathematics, exploring the boundaries of mathematics, and promoting the development of the mathematical discipline.
数学演示(Demonstratio Mathematica)是一本由De Gruyter出版的一本MATHEMATICS学术刊物，主要报道MATHEMATICS相关领域研究成果与实践。本刊已入选来源期刊，2021-2022年最新版WOS分区等级：Q1，2023年发布的影响因子为2，CiteScore指数2.4，SJR指数0.478。本刊为开放获取期刊。 《数学论证》对于学术界的贡献在于其对数学理论的深入挖掘和对数学证明技巧的创新。通过发表高质量的数学论文，它为数学家们提供了一个展示研究成果和进行学术交流的场所，同时也为数学教育提供了丰富的教学资源。这本杂志的主要读者群体包括数学家、数学教育工作者、研究生、大学教师以及对数学有深入兴趣的学生和研究人员。它也是数学教育和研究领域的重要资源。 《数学论证》因其严谨的学术标准和对数学问题的深刻洞察而受到学术界的高度评价。它经常被引用在数学领域的学术作品中，并且是许多数学课程和专业研讨会的推荐阅读材料。总的来说，杂志是数学研究领域的重要学术平台，为理解数学的本质、探索数学的边界和推动数学学科的发展提供了宝贵的视角和深刻的洞见。
A self adaptive inertial subgradient extragradient algorithm for variational inequality and common fixed point of multivalued mappings in Hilbert spaces
来源期刊：Demonstratio MathematicaDOI：10.1515/dema-2019-0013
Hyers–Ulam stability of a coupled system of fractional differential equations of Hilfer–Hadamard type
来源期刊：Demonstratio MathematicaDOI：10.1515/dema-2019-0024
Existence and stability of impulsive coupled system of fractional integrodifferential equations
来源期刊：Demonstratio MathematicaDOI：10.1515/dema-2019-0035
Two types of separation axioms on supra soft topological spaces
来源期刊：Demonstratio MathematicaDOI：10.1515/dema-2019-0016
Generalizations of Darbo’s fixed point theorem for new condensing operators with application to a functional integral equation
来源期刊：Demonstratio MathematicaDOI：10.1515/dema-2019-0012
Analytic functions in the unit ball of bounded L-index in joint variables and of bounded 𝐿-index in direction: a connection between these classes
来源期刊：Demonstratio MathematicaDOI：10.1515/dema-2019-0008
The analytical solution of Van der Pol and Lienard differential equations within conformable fractional operator by retarded integral inequalities
来源期刊：Demonstratio MathematicaDOI：10.1515/dema-2019-0017
On statistical convergence in quasi-metric spaces
来源期刊：Demonstratio MathematicaDOI：10.1515/dema-2019-0019
The differential-symbol method of constructing the quasi-polynomial solutions of two-point problem
来源期刊：Demonstratio MathematicaDOI：10.1515/dema-2019-0010
Existence and Ulam stability for nonlinear implicit differential equations with Riemann-Liouville fractional derivative
来源期刊：Demonstratio MathematicaDOI：10.1515/dema-2019-0032
An admissible Hybrid contraction with an Ulam type stability
来源期刊：Demonstratio MathematicaDOI：10.1515/dema-2019-0037
Convergence and stability of Fibonacci-Mann iteration for a monotone non-Lipschitzian mapping
来源期刊：Demonstratio MathematicaDOI：10.1515/dema-2019-0030
Ulam-Hyers stability of a parabolic partial differential equation
来源期刊：Demonstratio MathematicaDOI：10.1515/dema-2019-0040
Monotone iterative technique for non-autonomous semilinear differential equations with nonlocal condition
来源期刊：Demonstratio MathematicaDOI：10.1515/dema-2019-0005
Moments of the weighted Cantor measures
来源期刊：Demonstratio MathematicaDOI：10.1515/dema-2019-0026
Elliptic operators and their symbols
来源期刊：Demonstratio MathematicaDOI：10.1515/dema-2019-0025
Slice holomorphic solutions of some directional differential equations with bounded L-index in the same direction
来源期刊：Demonstratio MathematicaDOI：10.1515/dema-2019-0043
A nonstandard Volterra integral equation on time scales
来源期刊：Demonstratio MathematicaDOI：10.1515/dema-2019-0042
On the existence of complex Hadamard submatrices of the Fourier matrices
来源期刊：Demonstratio MathematicaDOI：10.1515/dema-2019-0001
Approximation properties of Kantorovich type q-Balázs-Szabados operators
来源期刊：Demonstratio MathematicaDOI：10.1515/dema-2019-0002
Derivations into annihilators of the ideals of Banach algebras
来源期刊：Demonstratio MathematicaDOI：10.1515/dema-2019-0004
Nonhomogeneous nonlinear oscillator with damping: asymptotic analysis in continuous and discrete time
来源期刊：Demonstratio MathematicaDOI：10.1515/dema-2019-0028
Stability of an AQCQ functional equation in non-Archimedean (n, β)-normed spaces
来源期刊：Demonstratio MathematicaDOI：10.1515/dema-2019-0009
A generalized Walsh system for arbitrary matrices
来源期刊：Demonstratio MathematicaDOI：10.1515/dema-2019-0006
A functionally-analytic method for modelling axial-symmetric flows of ideal fluid
来源期刊：Demonstratio MathematicaDOI：10.1515/dema-2019-0018
Sets of p-restriction and p-spectral synthesis
来源期刊：Demonstratio MathematicaDOI：10.1515/dema-2019-0033
On approximation in generalized Zygmund class
来源期刊：Demonstratio MathematicaDOI：10.1515/dema-2019-0022
Further results on the neutrix composition of distributions involving the delta function and the function cosh +-1(x1/r+1) $\\cosh _ + ^{ - 1}\\left( {{x^{1/r}} + 1} \\right)$
来源期刊：Demonstratio MathematicaDOI：10.1515/dema-2019-0021
Zygmund inequality of the conjugate function on Morrey-Zygmund spaces
来源期刊：Demonstratio MathematicaDOI：10.1515/dema-2019-0011
Sphere and projective space of a C*-algebra with a faithful state
来源期刊：Demonstratio MathematicaDOI：10.1515/dema-2019-0036
Reproducing Kernel Hilbert Space and Coalescence Hidden-variable Fractal Interpolation Functions
来源期刊：Demonstratio MathematicaDOI：10.1515/dema-2019-0027
The strong maximum principle for Schrödinger operators on fractals
来源期刊：Demonstratio MathematicaDOI：10.1515/dema-2019-0034
On the evolution of solutions of Burgers equation on the positive quarter-plane
来源期刊：Demonstratio MathematicaDOI：10.1515/dema-2019-0020
Orthogonal stability of the generalized quadratic functional equations in the sense of Rätz
来源期刊：Demonstratio MathematicaDOI：10.1515/dema-2019-0044
Quantum (q, h)-Bézier surfaces based on bivariate (q, h)-blossoming
来源期刊：Demonstratio MathematicaDOI：10.1515/dema-2019-0029
Generalized implicit viscosity approximation method for multivalued mappings in CAT(0) spaces
来源期刊：Demonstratio MathematicaDOI：10.1515/dema-2019-0031
New results on the q-generalized Bernoulli polynomials of level m
来源期刊：Demonstratio MathematicaDOI：10.1515/dema-2019-0039
Length problems for Bazilevič functions
来源期刊：Demonstratio MathematicaDOI：10.1515/dema-2019-0007
Hyers-Ulam stability of quadratic forms in 2-normed spaces
来源期刊：Demonstratio MathematicaDOI：10.1515/dema-2019-0038
Korovkin-type approximation by operators in Riesz spaces via power series method
来源期刊：Demonstratio MathematicaDOI：10.1515/dema-2019-0041
A new approach for solving Bratu’s problem
来源期刊：Demonstratio MathematicaDOI：10.1515/dema-2019-0023
Degrees of the approximations by some special matrix means of conjugate Fourier series
来源期刊：Demonstratio MathematicaDOI：10.1515/dema-2019-0014
