Hessian

A Hessian is an inhabitant of the German state of Hesse.

Hessian may also refer to:

Named from the toponym

 * Hessian (soldier), eighteenth-century German regiments in service with the British Empire
 * Hessian (boot), a style of boot
 * Hessian fabric, coarse woven material
 * Hessian fly or barley midge, a species of fly (thought to be introduced by Hessian soldiers)
 * Hessian dialects, West Central German group of dialects
 * Hessian crucible, a type of ceramic crucible
 * Hessian Cup, a regional cup competition in German football

Named for Otto Hesse

 * Hessian matrix, in mathematics, is a matrix of second partial derivatives
 * Hessian affine region detector, a feature detector used in the fields of computer vision and image analysis
 * Hessian automatic differentiation
 * Hessian equations, partial differential equations (PDEs) based on the Hessian matrix
 * Hessian pair or Hessian duad in mathematics
 * Hessian form of an elliptic curve
 * Hessian group
 * Hessian polyhedron
 * Glossary of classical algebraic geometry § Hessian, other mathematical objects called Hessian

Other uses

 * Hessian (Web service protocol)
 * The Hessian, a 1972 novel by Howard Fast

People with the name

 * Patrick J. Hessian (1928–2007), United States Army officer
 * Stephen Hessian (1891–1962), Canadian lawyer and political figure
 * Toby Hessian (born 1969), British rower