(no subject)
Математика помогает в конструкции отхожих мест для стран третьего мира:
"... engineers used computational fluid dynamics to test 12 designs and wound up with two prototypes. One features a streamlined shape and the other has a trap door that swings shut after waste has been flushed."
http://www.nj.com/business/index.ssf/2012/08/piscataway_company_builds_bett.html
"... engineers used computational fluid dynamics to test 12 designs and wound up with two prototypes. One features a streamlined shape and the other has a trap door that swings shut after waste has been flushed."
http://www.nj.com/business/index.ssf/2012/08/piscataway_company_builds_bett.html