The Times of IndiaLife
Einstein letter covered in equations sells for $71,811
Einstein’s handwritten letter from around 1929 sold for $71,811 at auction. Addressed to mathematician Chaim Herman Muntz, it contains equations on Hamiltonian mechanics, covariance and invariance. The German letter came with its original envelope, postmarked in Potsdam.
This card is an AI-assisted summary of reporting published by The Times of India. Read the original report before relying on it for medical, legal, financial, safety, or emergency decisions.