效率模拟等离子体物理的时间分数修改的Korteweg-de Vries方程
1Department of Mathematics, Faculty of Sciences and Arts, King Abdulaziz University, Rabigh, Saudi Arabia.
PloS one
|February 12, 2025
概括
分数修改的Korteweg-de Vries (mKdV) 方程比整数顺序方程提供了更好的建模能力. 这项研究成功地应用了埃尔扎基变换,同位素扰动和阿多米亚分解方法来解决这些复杂的分数微分方程.
科学领域:
- 非线性动力学是一种非线性动力学.
- 分数微积分的微积分计算.
- 数学物理学的数学物理.
背景情况:
- 整数顺序微分方程往往无法解释复杂的现象.
- 分数阶微分方程为模拟各种科学和工程问题提供了更全面的框架.
研究的目的:
- 通过使用卡普托运算符来研究小数修改的Korteweg-de Vries (mKdV) 方程.
- 应用和评估埃尔扎基变换,同位素扰动方法和阿多米亚分解方法的有效性,以解决这些方程.
主要方法:
- 使用埃尔扎基变换来简化分数式的mKdV方程.
- 采用阿多米亚分解法和同位素扰动法来获得近似的分析解决方案.
- 递归关系被推导出来表示序列的解决方案.
主要成果:
- 对于分数的mKdV方程,成功地获得了近似的分析解决方案.
- 数字案例表明,随着项数的增加,衍生数列解决方案和确切结果之间存在强烈的相关性.
- 提出的方法显示出高精度和效率,需要较少的计算力度.
结论:
- 采用的分析技术是有效和准确的,用于解决分数非线性问题.
- 这项研究强调了微积分计算在模拟复杂现象中的优势.
- 提出的方法为科学界提供了一种有价值的工具,以解决其他分数非线性问题.
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