New posts in math-history

Why the terminology "monoid"?

How were hyperbolic functions derived/discovered?

What is the origin of the expression “Yoneda Lemma”?

Approximation for $\pi$

What problems have been frequently computationally verified for large values?

Can someone explain Euclid's Book 1 Definition 7, 8, and 9?

Hilbert's original proof of basis theorem

Challenge: Demonstrate a Contradiction in Leibniz' differential notation

Why are vector spaces sometimes called linear spaces?

Were "real numbers" used before things like Dedekind cuts, Cauchy sequences, etc. appeared?

What does "hom" stand for in hom-sets and hom-functors?

Why is differentiation called differentiation?

Why is it called Sylvester's Law of Inertia?

Decoding Gauss' Easter Algorithm

What did Newton and Leibniz actually discover?

History of Commutative Algebra

Examples of falsified (or currently open) longstanding conjectures leading to large bodies of incorrect results.

history of the double root solution of $ay''+by'+cy=0$

Origins of the modern definition of topology

Where does the term "integral domain" come from?