By ||a, b, c||, we denote a diagonal matrix of order 3 with a, b, c on the diagonal. Construction 2.1 Suppose that p is an odd prime. Define two graphs with bipartition , where [Math Processing Error] and with the respective edge set: (1) Graph : [Math Processing Error] ...
Math. 35.3, 2192–2209 (2021) Article Google Scholar Björner, A., Tancer, M.: Combinatorial Alexander Duality – a Short and Elementary Proof. Disc. Comp. Geometry 42.4, 586–593 (2009) Article MathSciNet Google Scholar Brualdi, R., Ryser, H.: Combin. Matrix theory, vol. 39. ...
It is noted that the traditional direct filed-oriented control (DFOC) is widely used in the field of electric power generation from wind due to its fast response dynamic, ease of implementation and simplicity, but this strategy is characterized by the presence of large ripples at the level of...
whereO2,2andO3,3are the 2 × 2 and 3 × 3 zero matrix, respectively, and Φkis the 3 × 2 matrix {{{\Phi }}}_{{{\bf{k}}}=\left(\begin{array}{cc}{t}_{a}&{t}_{b}+2{t}_{z}\cos ({{{\bf{k}}}\cdot {{{\bf{a}}}_{3})\\ {t}_{a}&[{t}_...
Step 1. Constructing 6 order square matrix A 6阶幻方之王由哪些数组成? What numbers do the king of 6 order magic squares consist of ? 把1～49的自然数排成如图1所示的7阶方阵, 去掉中间一行和中间一列的那些数, 六阶幻方之王由剩下的数构成。
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higher-order finite element methodhp-FEMM-matrixSufficient conditions for the validity of the discrete maximum principle (DMP) for a 1D diffusion–reaction ... Tomas Vejchodsky - 《Applied Numerical Mathematics》 被引量: 23发表: 2010年 Discrete maximum principle for a 1D problem with piecewise-co...
In the present work, a reduced-order method, “Proper Generalized Decomposition (PGD)” is extended and applied to the resolution of the Reynolds equation describing the behavior of the lubricant in hydrodynamic journal bearing. The PGD model is employed to solve the characteristic ‘Reynolds’ part...
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Note that here we have chosen to write this system of equations in terms of the incidence matrix B[1]. However if we indicate with a the adjacency matrix of the network and with aij its matrix elements, this system of equations is equivalent to $${\dot{\theta }}_{i}={\omega }_{...