MEGHNAD DESAI: And at that time, Mahalanobis's model was hailed as one of the pioneering mathematical models for planning a mixed economy. And that made Mahalanobis very influential.

NARRATOR: Nehru asked Mahalanobis to think about how to plan an economy. The brilliant Mahalanobis succeeded in expressing the entire Indian economy in a single mathematical formula.

And Coz begat Anub, and Zobebah, and the families of Aharhel the son of Harum.