Matrix exponential
= Matrix exponential
{wiki=Matrix_exponential}
The matrix exponential is a mathematical function that generalizes the exponential function to square matrices. For a square matrix \\( A \\), the matrix exponential, denoted as \\( e^A \\), is defined by the power series expansion: \\\[ e^A = \\sum_\{n=0\}^\{\\infty\} \\frac\{A^n\}\{n!