Found 51 Documents (Results 1–51)
Beck’s theorem for plane curves. (English) Zbl 1462.14056
Reviewer: Hans-Peter Schröcker (Innsbruck)
On the number of ordinary lines determined by sets in complex space. (English) Zbl 1415.52002
MSC:
52A35
A generalisation of Sylvester’s problem to higher dimensions. (English) Zbl 1377.51011
Reviewer: Piotr Pokora (Kraków)
On the number of ordinary conics. (English) Zbl 1347.52015
MSC:
52C10
On the geometry of real or complex supersolvable line arrangements. (English) Zbl 1335.52031
MSC:
52C30
On sets defining few ordinary lines. (English) Zbl 1309.51002
Reviewer: Jenö Szirmai (Budapest)
The ordinary line problem revisited. (English) Zbl 06045870
MSC:
65D18
On the number of ordinary circles determined by \(n\) points. (English) Zbl 1222.51013
Reviewer: Mowaffaq Hajja (Irbid)
On the affine Sylvester problem. (English) Zbl 1226.05075
MSC:
05B25
Bichromatic and equichromatic lines in \(\mathbb C^2\) and \(\mathbb R^2\). (English) Zbl 1225.52009
There are not too many magic configurations. (English) Zbl 1139.51003
Reviewer: József Szilasi (Debrecen)
MSC:
51A20
Triangles in arrangements of lines. (English) Zbl 0927.51003
Reviewer: T.G.Ostrom (Pullman)
MSC:
51A30
On the number of circles determined by \(n\) points in the Euclidean plane. (English) Zbl 0796.51008
Reviewer: K.Burian (Havířov)
MSC:
51M05
There exist \(6n/13\) ordinary points. (English) Zbl 0771.52003
Reviewer: M.Lassak (Bydgoszcz)
MSC:
52A37
On a generalization of the Gallai-Sylvester theorem. (English) Zbl 0765.51002
Reviewer: Th.Grundhöfer (Tübingen)
On the topology and geometric construction of oriented matroids and convex polytopes. (English) Zbl 0743.05011
Reviewer: F.Aurenhammer (Graz)
Arrangements of lines with tree resolutions. (English) Zbl 0731.14022
Reviewer: A.Lanteri (Milano)
Geometric matrices and an inequality for (0,1)-matrices. (English) Zbl 0725.05024
Reviewer: L.Teirlinck (Auburn)
MSC:
05B20
A survey of Sylvester’s problem and its generalizations. (English) Zbl 0717.52013
Reviewer: L.A.Székely
Grünbaum’s gap conjecture. (English) Zbl 0643.51024
Reviewer: J.M.Wills
A Sylvester theorem for conic sections. (English) Zbl 0643.51009
Reviewer: J.Hoschek
Few slopes without collinearity. (English) Zbl 0595.51016
Reviewer: Hermann Heineken (Würzburg)
Research problems. (English) Zbl 0537.05015
Reviewer: W.Moser
On the lattice property of the plane and some problems of Dirac, Motzkin and Erdős in combinatorial geometry. (English) Zbl 0533.52004
Reviewer: H.Kramer
Combinatorial geometry and finite geometries. (Italian) Zbl 0555.51006
Reviewer: A.Barlotti
A proof of a consequence of Dirac’s conjecture. (English) Zbl 0474.52013
MSC:
52A37
\(n^ 2\)-sets in a projective plane which determine exactly \(n^ 2+n\) lines. (English) Zbl 0459.51007
MSC:
51E15
Some combinatorial problems in the plane. (English) Zbl 0422.05023
Reviewer: D.A.Klarner
A Gallai-type problem. (English) Zbl 0381.05015
Triangles in arrangements of lines. (English) Zbl 0401.05028
MSC:
05B25
Affine embeddings of Sylvester-Gallai designs. (English) Zbl 0282.05018
MSC:
05B30
On zonotopes. (English) Zbl 0223.52007
MSC:
52B35
On finite sets of points in \(P^ 3\). (English) Zbl 0218.50007
MSC:
51N15
On the number of circles determined by \(n\) points. (English) Zbl 0163.14701
Reviewer: W. Ströher
MSC:
51-XX
A generalization of the theorem of Sylvester. (English) Zbl 0092.15201
Reviewer: P. Dembowski
MSC:
51-XX
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