Editing 1973 in science (section)

==Mathematics==
* [[Fischer Black]] and [[Myron Scholes]] first articulate the [[Black–Scholes]] [[mathematical model]] used in the financial field containing certain [[Derivative (finance)|derivative]] investment instruments.<ref>{{cite journal|title=The Pricing of Options and Corporate Liabilities|last1=Black|first1=Fischer|first2=Myron|last2=Scholes|journal=[[Journal of Political Economy]]|publisher=University of Chicago Press|date=May–June 1973|volume=81|issue=3|pages=637–654|doi=10.1086/260062|jstor=1831029|s2cid=154552078 }}</ref>
* Jürgen Stückrad and Wolfgang Vogel introduce the [[Buchsbaum ring]].<ref>{{cite journal|last1=Stückrad|first1=Jürgen|last2=Vogel|first2=Wolfgang|title=Eine Verallgemeinerung der Cohen-Macaulay Ringe und Anwendungen auf ein Problem der Multiplizitätstheorie|url=http://projecteuclid.org/euclid.kjm/1250523322|mr=0335504|year=1973|journal=Journal of Mathematics of Kyoto University|issn=0023-608X|volume=13|pages=513–528}}</ref><ref>{{cite book|last1=Stückrad|first1=Jürgen|last2=Vogel|first2=Wolfgang|title=Buchsbaum rings and applications|url=https://books.google.com/books?id=xBTvAAAAMAAJ|publisher=Springer-Verlag|location=Berlin; New York|isbn=978-3-540-16844-7|mr=881220|year=1986}}</ref>