Life and Work in Medieval Europe it ranges from fundamental concepts

it ranges from fundamental concepts to practical computer implementations

Each chapter includes problems varying in difficulty — ranging from simple numerical exercises to small-scale "research" propositions

The French mathematician Élie Cartan (1869–1951) was one of the founders of the modern theory of Lie groups

and winter care for birds

Life and Work in Medieval Europe it ranges from fundamental conceptsErudite yet readable work traces the economic evolution of Europe from 5th to 15th century. Focusing on working people, it covers breakup of feudal estates, development of small craft industries and large capitalist enterprises, rise of wage laborers, development of technical advances in industry and agriculture, rise of international commerce and finance.