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Image
Has Image
7
Non-Commercial Use
7
Category
Mathematics
17
Maker
Alexander Crum Brown
2
Charles Delagrave
2
Object type
surface model (plaster)
17
Place
Edinburgh
3
Paris
2
Hampstead
1
London
1
Material
plaster
8
complete
5
paint
5
wood
4
lacquer
3
oak (wood)
3
metal
2
metal (unknown)
2
steel (metal)
1
wood (unidentified)
1
Date
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Model of a cubic surface
Mathematics
Model of a Half-Twist Surface by Alexander Crum Brown, c 1900.
Mathematics
c. 1900
Plaster Surface Model by Alexander Crum Brown, c 1900.
Mathematics
c. 1900
Model of a cubic surface
Mathematics
Plaster model of the surface 2xyz=x squared -y squ
Mathematics
c.1891
Model of a cubic surface
Mathematics
Model of a geometrical surface, shaped like ram's
Mathematics
Model of a quadric surface (ellipsoid) with its circular horizontal sections projected onto a horizontal plane
Model of an ellipsoid c.1935
Mathematics
c.1935
Plaster model of the surface 2z = a2(x2 + 3y2) - (x4 + 6x2y2 + y4)
Plaster model of the surface 2z = a2(x2 + 3y2) - (
Mathematics
Model of a surface whose horizontal sections exhibit double points; the points are all conjugate points lying on semi-cubical parabola in a vertical plane
Model of a surface whose horizontal sections exhib
Mathematics
Model of a surface whose horizontal sections exhibit double points; the points are a set of cusps lying on a parabola in a vertical plane with its axis horizontal
Model of a surface whose horizontal sections exhib
Mathematics
Model of a quartic surface whose horizontal sections have double points lying on a straight line in the Y-Z plane
Model of a quartic surface whose horizontal sectio
Mathematics
Model of a surface whose horizontal sections exhibit double points; the points lie on a parabola in a vertical plane and progress in succession through the forms: nodes, cusp, conjugate points, cusp and nodes
Model of a surface whose horizontal sections exhib
Mathematics
Model of a surface whose horizontal sections exhibit double points; the points lie on a parabola in a vertical plane and progress in succession through the forms: conjugate points, cusp, nodes, cusp and conjugate points
Model of a surface whose horizontal sections exhib
Mathematics
Mathematical model of a geometrical surface with two apices, whose equation, referred to a suitable system of co-ordinates, may be written (x-p/a1)2 = 1/k6(c-y)3 (c+y), where p=1/f (c-y0 (c+y), q=1/g3(c-y)(c+y) and a,b,c,f,g & k are all constants.
Mathematical model of a surface with two apices
Mathematics
Catalan collection of semi-regular polyhedra: triacontadohedron, in plaster
Triacontahedron
Mathematics
1876
Catalan collection of semi-regular polyhedra: icotetrahedron, in plaster
Icositetrahedron
Mathematics
1876