Learning how to write a package. Functions used for myself.
Package details | 
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|---|---|
| Author | Fangquan Shi | 
| Maintainer | Who to complain to <540235317@qq.com> | 
| License | MIT | 
| Version | 0.1 | 
| Package repository | View on GitHub | 
| Installation | 
                Install the latest version of this package by entering the following in R:
                
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