Sophus Lie
Lahir	(1842-12-17)17 Desember 1842 Nordfjordeid, Norwegia
Meninggal	18 Februari 1899(1899-02-18) (umur 56) Kristiania, Norwegia
Kebangsaan	Norwegia
Almamater	Universitas Christiania
Penghargaan	Medali Lobachevsky (1897)
Karier ilmiah
Bidang	Matematika
Institusi	Universitas Christiania Universitas Leipzig
Pembimbing doktoral	Carl Anton Bjerknes Cato Maximilian Guldberg
Mahasiswa doktoral	Hans Blichfeldt Lucjan Emil Böttcher Gerhard Kowalewski Kazimierz Żorawski Élie Cartan Elling Holst

Marius Sophus Lie (/liː/ Norwegia: [liː]; 17 Desember 1842 – 18 Februari 1899) adalah seorang matematikawan Norwegia. Ia banyak menciptakan teori simetri berkelanjutan dan menerapkannya pada kajian geometri dan persamaan diferensial.

• Fritzsche, Bernd (1999), "Sophus Lie: A Sketch of his Life and Work", Journal of Lie Theory, vol. 9, no. 1, hlm. 1–38, ISSN 0949-5932, MR 1680023, Zbl 0927.01029, diakses tanggal 2 December 2010
• Freudenthal, Hans (1970–1980), "Lie, Marius Sophus", Dictionary of Scientific Biography, Charles Scribner's Sons
• Stubhaug, Arild (2002), The mathematician Sophus Lie: It was the audacity of my thinking, Springer-Verlag, ISBN 3-540-42137-8
• Yaglom, Isaak Moiseevich (1988), Grant, Hardy; Shenitzer, Abe (ed.), Felix Klein and Sophus Lie: Evolution of the idea of symmetry in the nineteenth century, Birkhäuser, ISBN 3-7643-3316-2

•  Chisholm, Hugh, ed. (1911). "Lie, Marius Sophus" . Encyclopædia Britannica (Edisi 11). Cambridge University Press.
• O'Connor, John J.; Robertson, Edmund F. (February 2000), "Sophus Lie", Arsip Sejarah Matematika MacTutor, Universitas St Andrews .
• Sophus Lie di Mathematics Genealogy Project
• Karya Sophus Lie di Project Gutenberg
• Karya oleh/tentang Sophus Lie di Internet Archive (pencarian dioptimalkan untuk situs non-Beta)
• "The foundations of the theory of infinite continuous transformation groups – I" An English translation of a key paper by Lie (Part I)
• "The foundations of the theory of infinite continuous transformation groups – II" An English translation of a key paper by Lie (Part II)
• "On complexes – in particular, line and sphere complexes – with applications to the theory of partial differential equations" An English translation of a key paper by Lie
• "Foundations of an invariant theory of contact transformations" An English translation of a key paper by Lie
• "The infinitesimal contact transformations of mechanics" An English translation of a key paper by Lie
• U. Amaldi, "On the principal results obtained in the theory of continuous groups since the death of Sophus Lie (1898–1907)" English translation of a survey paper that followed his death