I was conceived around this time.
- A full-term pregnancy lasts about 40 weeks (280 days), but conception typically occurs about 38 weeks (266 days) before birth, since pregnancy is counted from the first day of the last menstrual period. \ If you were born on April 14, 1974, your conception date was likely around July 22, 1973. However, this could vary by a week or so depending on individual factors.
- Leonhard Euler (Wikipedia)
Leonhard Euler (/ˈɔɪlər/ OY-lər, German: [ˈleːɔnhaʁt ˈʔɔʏlɐ], Swiss Standard German: [ˈleːɔnhart ˈɔʏlər]; 15 April 1707 – 18 September 1783) was a Swiss mathematician, physicist, astronomer, geographer, logician, and engineer who founded the studies of graph theory and topology and made pioneering and influential discoveries in many other branches of mathematics such as analytic number theory, complex analysis, and infinitesimal calculus. He introduced much of modern mathematical terminology and notation, including the notion of a mathematical function. He is also known for his work in mechanics, fluid dynamics, optics, astronomy, and music theory.