The story
Originated in an 1895 paper by D. Hellin.
Etymology from Wiktionary, CC BY-SA 4.0.
Today it means: The principle that the frequency of x multiple births from natural pregnancies is approximately 1:89ˣ⁻¹. Full definition →
Originated in an 1895 paper by D. Hellin.
Etymology from Wiktionary, CC BY-SA 4.0.