> For the complete documentation index, see [llms.txt](https://windmising.gitbook.io/lihang-tongjixuexifangfa/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://windmising.gitbook.io/lihang-tongjixuexifangfa/option/11.md).

# 拟牛顿法

[正定矩阵](https://windmising.gitbook.io/mathematics-basic-for-ml/xian-xing-dai-shu/special_matrix)

[牛顿法与拟牛顿法总结](https://blog.csdn.net/nickkissbaby_/article/details/89441360)

【？】没看懂