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Cellular automaton obtained by the tropical discretization from the competitive diffusion equation 由竞争扩散方程进行热带离散得到元胞自动机
IF 0.4
JSIAM Letters Pub Date : 2022-01-01 DOI: 10.14495/jsiaml.14.61
M. Murata
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引用次数: 0
Error analysis of the truncated Taylor series expansion method for computing matrix exponential 计算矩阵指数的截断泰勒级数展开法的误差分析
IF 0.4
JSIAM Letters Pub Date : 2022-01-01 DOI: 10.14495/jsiaml.14.147
Yusaku Yamamoto, Shuhei Kudo, T. Hoshi
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引用次数: 1
Causal inference for empirical dynamical systems based on persistent homology 基于持续同调的经验动力系统的因果推理
IF 0.4
JSIAM Letters Pub Date : 2022-01-01 DOI: 10.14495/jsiaml.14.69
Hiroaki Bando, S. Kaji, Takaharu Yaguchi
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引用次数: 0
Explicit construction of the square-root Vélu's formula on Edwards curves 爱德华兹曲线上平方根vsamulu公式的显式构造
IF 0.4
JSIAM Letters Pub Date : 2022-01-01 DOI: 10.14495/jsiaml.14.108
S. Takahashi, Hiroshi Onuki, T. Takagi
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引用次数: 1
Poincaré integral invariant and conserved quantity of Toda lattice systems Toda格系的积分不变量和守恒量
IF 0.4
JSIAM Letters Pub Date : 2022-01-01 DOI: 10.14495/jsiaml.14.88
N. Sasa
{"title":"Poincaré integral invariant and conserved quantity of Toda lattice systems","authors":"N. Sasa","doi":"10.14495/jsiaml.14.88","DOIUrl":"https://doi.org/10.14495/jsiaml.14.88","url":null,"abstract":"","PeriodicalId":42099,"journal":{"name":"JSIAM Letters","volume":null,"pages":null},"PeriodicalIF":0.4,"publicationDate":"2022-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"73214970","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Poincaré map approach to limit cycles of a simplified ultradiscrete Sel'kov model 简化超离散Sel'kov模型极限环的poincarcarr映射方法
IF 0.4
JSIAM Letters Pub Date : 2022-01-01 DOI: 10.14495/jsiaml.14.127
S. Ohmori, Y. Yamazaki
{"title":"Poincaré map approach to limit cycles of a simplified ultradiscrete Sel'kov model","authors":"S. Ohmori, Y. Yamazaki","doi":"10.14495/jsiaml.14.127","DOIUrl":"https://doi.org/10.14495/jsiaml.14.127","url":null,"abstract":"","PeriodicalId":42099,"journal":{"name":"JSIAM Letters","volume":null,"pages":null},"PeriodicalIF":0.4,"publicationDate":"2022-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"78010111","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 4
Improvement of infinity norm estimations related to computer-assisted proofs of the Kolmogorov problem 关于柯尔莫哥洛夫问题的计算机辅助证明的无穷范数估计的改进
IF 0.4
JSIAM Letters Pub Date : 2022-01-01 DOI: 10.14495/jsiaml.14.92
Kenta Kobayashi, Yoshitaka Watanabe
{"title":"Improvement of infinity norm estimations related to computer-assisted proofs of the Kolmogorov problem","authors":"Kenta Kobayashi, Yoshitaka Watanabe","doi":"10.14495/jsiaml.14.92","DOIUrl":"https://doi.org/10.14495/jsiaml.14.92","url":null,"abstract":"","PeriodicalId":42099,"journal":{"name":"JSIAM Letters","volume":null,"pages":null},"PeriodicalIF":0.4,"publicationDate":"2022-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"85237883","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
On numerical verification methods to construct local Lyapunov functions around non-hyperbolic equilibria for two-dimensional cases 二维非双曲平衡点附近构造局部Lyapunov函数的数值验证方法
IF 0.4
JSIAM Letters Pub Date : 2022-01-01 DOI: 10.14495/jsiaml.14.33
Koki Nitta, Toshiki Sasaki, N. Yamamoto
{"title":"On numerical verification methods to construct local Lyapunov functions around non-hyperbolic equilibria for two-dimensional cases","authors":"Koki Nitta, Toshiki Sasaki, N. Yamamoto","doi":"10.14495/jsiaml.14.33","DOIUrl":"https://doi.org/10.14495/jsiaml.14.33","url":null,"abstract":"In Terasaka et al. JSIAM Lett. (2020), we have proposed numerical verification methods to construct local Lyapunov functions around non-hyperbolic equilibria using non-linear transformations by up to third degree polynomials. In the present study, we extend these methods by proving that polynomials of an arbitrary degree can be applied to define the transformations and show an example problem where we have to use a fifth-degree polynomial to construct local Lyapunov functions.","PeriodicalId":42099,"journal":{"name":"JSIAM Letters","volume":null,"pages":null},"PeriodicalIF":0.4,"publicationDate":"2022-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"82536229","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Geometry of equilibrium curves and surfaces for discrete anisotropic energy 离散各向异性能量的平衡曲线和曲面几何
IF 0.4
JSIAM Letters Pub Date : 2022-01-01 DOI: 10.14495/jsiaml.14.57
Yoshiki Jikumaru
{"title":"Geometry of equilibrium curves and surfaces for discrete anisotropic energy","authors":"Yoshiki Jikumaru","doi":"10.14495/jsiaml.14.57","DOIUrl":"https://doi.org/10.14495/jsiaml.14.57","url":null,"abstract":"","PeriodicalId":42099,"journal":{"name":"JSIAM Letters","volume":null,"pages":null},"PeriodicalIF":0.4,"publicationDate":"2022-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"85865820","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Theoretical comparison of two conformal maps combined with the trapezoidal formula for the semi-infinite integral of exponentially decaying functions 结合梯形公式求指数衰减函数半无穷积分的两种共形映射的理论比较
IF 0.4
JSIAM Letters Pub Date : 2022-01-01 DOI: 10.14495/jsiaml.14.77
Tomoaki Okayama, Katsuya Hirohata
{"title":"Theoretical comparison of two conformal maps combined with the trapezoidal formula for the semi-infinite integral of exponentially decaying functions","authors":"Tomoaki Okayama, Katsuya Hirohata","doi":"10.14495/jsiaml.14.77","DOIUrl":"https://doi.org/10.14495/jsiaml.14.77","url":null,"abstract":"","PeriodicalId":42099,"journal":{"name":"JSIAM Letters","volume":null,"pages":null},"PeriodicalIF":0.4,"publicationDate":"2022-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"85015049","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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