anticlastic


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anticlastic

[¦an·tē¦klas·tik]
(mathematics)
Having the property of a surface or portion of a surface whose two principal curvatures at each point have opposite signs, so that one normal section is concave and the other convex.
References in periodicals archive ?
The parallel surface S to a timelike (spacelike) non - developable surface surface S at distance [delta] = 1/2H, H a positive constant, is synclastic (respectively, anticlastic).
Some results on parallel surfaces in 3-dimensional Minkowski space [R.sup.3.sub.1]
Figure 3 shows the anticlastic plate twisting, where two diagonal comers of a square plate are supported and the other two diagonal comers are loaded.
Elastic constants evaluated from plate tests compared to previous bending tests
Tensile fabric structures brought to the fore the anticlastic shapes of sections of the hyperboloid of revolution.
Innovations in architectural technology
Essentially these projects are developments of anticlastic 'saddle' surfaces.
Lightweight structures, minimal enclosures
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