53  空间数据处理

This is a book created from markdown and executable code.

See Knuth (1984年) for additional discussion of literate programming.

x <- c(1, 2)
x

[1] 1 2

Knuth, Donald E. 1984年. 《Literate Programming》. Comput. J. (USA) 27 (2): 97～111. https://doi.org/10.1093/comjnl/27.2.97.