Editing Legendre transformation (section)

==References==
{{reflist}}
* {{cite book | last1=Courant |first1=Richard |author-link1=Richard Courant |last2=Hilbert |first2=David |author-link2=David Hilbert | title=Methods of Mathematical Physics |volume=2 |year=2008 | publisher=John Wiley & Sons |isbn=978-0471504399}}
* {{cite book | last=Arnol'd | first=Vladimir Igorevich | author-link=Vladimir Igorevich Arnol'd | title=Mathematical Methods of Classical Mechanics | edition=2nd | publisher=Springer | year=1989 | isbn=0-387-96890-3 | url-access=registration | url=https://archive.org/details/mathematicalmeth0000arno }}
* Fenchel, W. (1949). "On conjugate convex functions", ''Can. J. Math'' '''1''': 73-77.
* {{cite book | last=Rockafellar |first=R. Tyrrell | author-link=R. Tyrrell Rockafellar |title=Convex Analysis |publisher=Princeton University Press |year=1996 |orig-year=1970 |isbn=0-691-01586-4}}
* {{Cite journal| last1 = Zia | first1 = R. K. P.| last2 = Redish | first2 = E. F.| last3 = McKay | first3 = S. R.| doi = 10.1119/1.3119512 | title = Making sense of the Legendre transform| journal = American Journal of Physics| volume = 77| issue = 7 | pages = 614| year = 2009| arxiv = 0806.1147| bibcode= 2009AmJPh..77..614Z| s2cid = 37549350}}