Images

A bust of Sophocles (497/6 - 406 BCE) the Greek tragic poet and author of such masterpieces of Greek Tragedy as 'Oedipus the King'. Second half of the 1st century BCE. (Vatican Museums, Rome)

The Tizoc Stone which depicts on its flat upper surface a sun-disk and around its edge a continuous frieze showing the Aztec king Tizoc and other warriors capturing deities of conquered peoples. 15th century CE. (National Museum of Anthropology...

Title page of Sir Henry Billingsley's first English version of Euclid's Elements, 1570.

A model reconstruction of the sacred precinct of Tenochtitlan, the Aztec capital on Lake Texcoco. The city was founded in 1345 CE and fell to the Spanish forces led by Cortés in 1521 CE. The sacred complex was dominated by the central pyramid...

A model reconstruction of the Temple Mayor at the Aztec capital of Tenochtitlan. In use from the 14th to early 16th century CE, the huge pyramid was topped by two temples, one dedicated to Tlaloc, the god of rain (north side), the other to...

The Aztec capital of Tenochtitlan, located on an island on Lake Texcoco in present-day Mexico. The capital was founded in 1345 CE and destroyed in 1521 CE.

The Delian Problem: finding the value of the cube root of 2

This is one of the best methods of approximation to the value of square root of 2 used by the Pythagorean brotherhood.

A brass dupondius coin depicting Roman Emperor Didius Julianus (r. 193 CE).

A stone vessel depicting Mictlantecuhtli the Aztec god of death and Lord of the Underworld. National Museum of Anthropology, Mexico City.