Boundary (plural: boundaries) may refer to:
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Boundary (plural:
boundaries) may refer to:
- in psychology
Psychology is an academic and applied discipline involving the systematic, and sometimes scientific, study of human or animal mental functions and behavior...
,
- Personal boundaries
There are two categories of personal boundary, physical and psychological.Psychologist Nina W. Brown proposes that there are 4 kinds of psychological boundary:* Soft - A person with soft boundaries merges with other people's boundaries...
- in mathematics
Mathematics is the science and study of quantity, structure, space, and change. Mathematicians seek out patterns, formulate new conjectures, and establish truth by rigorous deduction from appropriately chosen axioms and definitions....
,
- Boundary (topology)
In topology and mathematics in general, the boundary of a subset S of a topological space X is the set of points which can be approached both from S and from the outside of S. More precisely, it is the set of points in the closure of S, not belonging to the interior of S. An element of the boundary...
, the closure minus the interior of a subset of a topological space; an edge in the topology of manifolds, as in the case of a 'manifold with boundary'
- Boundary value problem
In mathematics, in the field of differential equations, a boundary value problem is a differential equation together with a set of additional restraints, called the boundary conditions...
, a differential equation together with a set of additional restraints called the boundary conditions
- Boundary (thermodynamic)
In thermodynamics, a boundary is a real or imaginary volumetric demarcation region drawn around a thermodynamic system across which quantities such as heat, mass, or work can flow. In short, a thermodynamic boundary is a division between a system and its surroundings. A boundary may be adiabatic,...
, the edge of a thermodynamic system across which heat, mass, or work can flow
- in other fields
- Boundaries in landscape history
Boundaries—particularly field boundaries—are among the oldest features in an English rural landscape. Although a boundary itself is an abstract concept, the boundary can often be seen by differences in land use on either side.-Longevity of boundaries:...
, the divide between areas of differing land use
- Boundary (real estate)
A unit of real estate or immovable property is limited by a legal boundary. The boundary may appear as a discontinuation in the terrain: a ditch, a bank, a hedge, a wall, or similar, but essentially, a legal boundary is a conceptual entity, a social construct, adjunct to the likewise abstract...
, the legal boundary between units of real property
- Boundaries (television), a 2008 television series
- Boundary critique
Boundary critique is the concept in critical systems thinking, according to Ulrich that states that "both the meaning and the validity of professional propositions always depend on boundary judgments as to what 'facts' and 'norms' are to be considered relevant" or not....
, a concept about the meaning and validity of propositions
- Place names
- Boundary, Derbyshire
Boundary is a civil parish and hamlet in South Derbyshire.It is near Smisby and near the Leicestershire border and the town of Ashby de la Zouch.-Early history:...
, a civil parish and hamlet in South Derbyshire, England
- Boundary, Leicestershire
Boundary is a village in Leicestershire, England....
, a village in Leicestershire, England
- Boundary, Staffordshire
Boundary is a village in Staffordshire, England....
, a village in Staffordshire, England
- Boundary Ranges
The Boundary Ranges, also known in the singular and as the Alaska Boundary Range, are the largest and most northerly subrange of the Coast Mountains...
, also known as the Boundary Range, a mountain range in British Columbia, Canada and Alaska, United States
- Boundary Country
The Boundary Country is a historical designation for a district in southern British Columbia lying, as its name suggests, along the boundary between Canada and the United States. It lies to the east of the southern Okanagan Valley and to the west of the West Kootenay. It is often included in...
, a region of southern British Columbia, Canada
- Kootenay Boundary Regional District, a regional district in British Columbia
- West Kootenay-Boundary
West Kootenay-Boundary was a provincial electoral district for the Legislative Assembly of British Columbia, Canada from 2001 to 2009.The seat combined the Rossland/Trail/Castlegar area that had previously been in Rossland-Trail with the Boundary Country, which had been in the Okanagan-Boundary...
, a provincial electoral district in British Columbia
- Okanagan-Boundary
Okanagan-Boundary was a provincial electoral district in the Canadian province of British Columbia spanning the area from the Similkameen towns of Kaleden and Keremeos to Grand Forks and Christina Lake, and including the southern Okanagan towns of Okanagan Falls, Oliver, Osoyoos, Rock Creek and...
, a former provincial electoral district in British Columbia
- Boundary-Similkameen
Boundary-Similkameen is a new riding which was formed in 2008 assembled together with populations of Penticton-Okanagan Valley, West Kootenay-Boundary and Yale-Lillooet...
, a former provincial electoral district in British Columbia
- Boundary Falls, British Columbia
Boundary Falls is a locality in the Boundary Country of the Southern Interior of British Columbia, south of the city of Greenwood and west of the city of Grand Forks, British Columbia....
, also known as Boundary, a former railway town in the Boundary Country of British Columbia
- Stikine, British Columbia
Stikine, also known formerly as Boundary, is an unincorporated locality and former customs post on the Stikine River, located on the Canadian side of the British Columbia-Alaska boundary on the Stikine River's west bank. The customs post was seasonal and operated in the summer months only...
, called Boundary from 1930 to 1964, a former customs post on the Stikine River at the Alaska-British Columbia border