| 123456 | window.MathJax = {  CommonHTML: { linebreaks: { automatic: true } },  tex2jax: { inlineMath: [ ['$', '$'], ['\\(','\\)'] ], displayMath: [ ['$$','$$'], ['\\[', '\\]'] ], processEscapes: false },  TeX: { noUndefined: { attributes: { mathcolor: 'red', mathbackground: '#FFEEEE', mathsize: '90%' } } },  messageStyle: 'none'};
 |