natural boundary


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natural boundary

[′nach·rəl ′bau̇n·drē]
(mathematics)
Those points of the boundary of a region where an analytic function is defined through which the function cannot be continued analytically.
References in periodicals archive ?
Blaszczyk, "A numerical solution of a fractional oscillator equation in a non-resisting medium with natural boundary conditions," Romanian Reports in Physics, vol.
The site, in more than six acres of land, has views of the Tyne Valley, which will be a natural boundary to the north.
Which range of mountains forms the natural boundary between the Highlands and Lowlands of Scotland?
Judith Hedgeley, of Farndale Drive, said it would have an "adverse and devastating effect" on the area which was a "natural boundary between existing housing and the North Yorks Moors," while objector Eddie Lackenby, whose wife wrote to 10 Downing Street and the Department for Communities and Local Government about the issue, said: "We should not be building on this land because it is not absolutely necessary."
This acts as a natural boundary and protects the countryae1/4 TM s coastal areas,ae1/4A[yen] said Seyed Imran, an environmentalist.
Thrill-seekers usually head to CDO River, the natural boundary between the city and Bukidnon, to try out white-water rafting.
The hedge will create a natural boundary along the estate's frontage that is attractive not only to tenants and people living in the locality, but also to a variety of important bird and insect species.
Pakistan has maintained that the natural boundary, or the ceasefire line - subsequently renamed the LOC - must go North-East to the Karakorum Pass from the point where the current demarcation ends (MJ9842), India, on the other hand, had held that the line travelled vertically North from that point.
In this formulation, since both boundary conditions are natural boundary conditions, they do not need to be imposed in the finite element space [15] and one needs to solve for [[eta].sub.2] in addition to the temperature field.
Europe is not so much a continent, rather a subcontinent with no natural boundary between it and the rest of the Eurasian land mass.
The west-facing, horseshoe-shaped southern tip of the Vaca Ranee is a natural boundary that partially encircles the Coombsville area, helping define the north, east and southern boundaries of the proposed viticultural area, which would become a subappellation of the larger Napa Valley AVA and the multicounty North Coast AVA.