Quick Answer. Curad advises that healing occurs in four stages with deep cuts: hemostatis, which occurs immediately; inflammation, which lasts up to 4 days; proliferation, which typically takes 21 days; and remodeling, which can take up to 2 years. Keep Learning.
Euler Problem 14: Longest Collatz Sequence. Euler Problem 14 looks at the Collatz Conjecture. These playful sequences, named after German mathematician Lothar Collatz (1910â1990), cause mathematicians a lot of headaches. This video introduces the problem much better than I can describe it.
4. Audrey Mestre, 171m, October 2002. Audrey Mestre married Pipin Ferreras in 1999, and the couple became the most famous in the free diving world. In 2002, Mestre attempted to break the record for both genders (the women's record today stands at 160 meters) by diving to 171 meters.