Theorem of the Day has a 'new acquisition': Theorem no. 191, L'Hospital's Rule

Theorem of the Day has a 'new acquisition': Theorem no. 190, Jackson's Theorem on Compatible Euler Tours

Theorem of the Day has a 'new acquisition': Theorem no. 189, The Handshaking Lemma

Theorem of the Day has a 'new acquisition': Theorem no. 188, al-Kashi's Law of Cosines

Theorem of the Day has a 'new acquisition': Theorem no. 187, Karp's Theorem (Detail)

New on my home page: alphabetical theorem listing by keyword; now you can find all 5 theorems with 'partition' in the title instantly!

Theorem of the Day has a 'new acquisition': Theorem no. 186, The Insolvability of the Entscheidungsproblem

Theorem of the Day has a 'new acquisition': Theorem no. 185, Konig's Bipartite Matching Theorem

Theorem of the Day has a 'new acquisition': Theorem no. 184, von Neumann's Minimax Theorem

Theorem of the Day has a 'new acquisition': Theorem no. 183, Theorema Egregium. This marks half a leap year of theorems!

Theorem of the Day has a 'new acquisition': Theorem no. 182, the Girard-Newton Identities

Theorem of the Day has a 'new acquisition': Theorem no. 181, the Archimedes' Equiareal Map Theorem

From today for the next month Theorem of the Day is proudly hosting the 71st Carnival of Mathematics!

Theorem of the Day has a 'new acquisition': Theorem no. 180, the Greibach Normal Form Theorem

Theorem of the Day has a 'new acquisition': Theorem no. 179, the Descartes Circle Theorem

Theorem of the Day has a 'new acquisition': Theorem no. 178, Sendov's Conjecture

Theorem of the Day has a 'new acquisition': Theorem no. 177, The Heine-Borel Theorem

Theorem of the Day has a 'new acquisition': The Existence Theorem for Bachelor Latin Squares

Theorem of the Day has a 'new acquisition': The Bungers--Lehmer Theorem on Cyclotomic Coefficients

Theorem of the Day has a 'new acquisition': The Cameron--Fon-Der-Flaass IBIS Theorem