Editing Gelfond–Schneider theorem (section)

==History==

It was originally proved independently in 1934 by [[Aleksandr Gelfond]] and [[Theodor Schneider]].<ref>{{Citation | last1 = Gelfond | first1 = A.| title = Sur le septième problème de D. Hilbert. (Russian, French) | url = | doi =  | journal = C. R. Acad. Sc. URSS | volume = 2 | issue = 2 | pages = 1–6 | year = 1934| JFM = 60.0163.04}}</ref><ref>{{cite journal |author=Aleksandr Gelfond |title=Sur le septième Problème de Hilbert |journal=Bulletin de l'Académie des Sciences de l'URSS. Classe des sciences mathématiques et na | volume=VII |issue=4 |pages=623–634 |year=1934 | JFM = 60.0164.01|url=http://mi.mathnet.ru/eng/izv4924}}</ref><ref>{{Citation | last1 = Gelfond | first1 = A.| title = On the seventh problem of D. Hilbert. (Sur le septième problème de D. Hilbert.) (Russian, French) | url = | doi =  | journal = C. R. (Dokl.) Acad. Sci. URSS  | volume = 2 | issue =| pages = 1–3, 4-6 | year = 1934| zbl = 0009.05302}}</ref><ref>{{Citation | last1 = Schneider | first1 = Theodor| title = Transzendenzuntersuchungen periodischer Funktionen. I. Transzendenz von Potenzen. | url = | doi =  | journal = Journal für die Reine und Angewandte Mathematik (Crelle)| volume = 172 | issue = | pages = 65–69 | year = 1934| zbl = 0010.10501}}</ref>