For the practice and science of classification see Taxonomy and Library science
Köppen climate classification | The Big Bang Theory | Theory of a Deadman | British undergraduate degree classification | music theory | British Board of Film Classification | probability theory | theory | Theory of relativity | theory of relativity | Social learning theory | Game Theory (band) | Game Theory | Conspiracy theory | Points classification in the Vuelta a España | Music theory | Mountains classification in the Giro d'Italia | K-theory | Biological classification | AP Music Theory | Race (classification of human beings) | Piaget's theory of cognitive development | Dewey Decimal Classification | conspiracy theory | Bordeaux Wine Official Classification of 1855 | Theory of Relativity | Theory | Terror management theory | Stellar classification | Mathematics Subject Classification |
The CEREMADE is a research center where applications of mathematics to areas of scientific activity as diverse as economics, finance, image and signal processing, data analysis and classification theory, mathematical physics, mechanics, epidemiology and astronomy are studied.