Research Explorer

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Researcher

Charles Thas

Awards & Distinctions

31 Results

2006

A note on the Droz-Farny theorem

A2 Journal Article in Forum Geometricorum

The Droz-Farny Theorem and Related Topics

A2 Journal Article in Forum Geometricorum

2005

Characterizations by normal coordinates of special points and conics of a triangle

A2 Journal Article in Note di Matematica

2004

On the Schiffler center

A2 Journal Article in Forum Geometricorum

On the Schiffler center

A2 Journal Article in Forum Geometricorum

Projectivities between bundles of plane higher order curves

A2 Journal Article in Journal of geometry

Projectivities between bundles of plane higher order curves

A2 Journal Article in Journal of geometry

2003

A generalization of the Lemoine point

A2 Journal Article in Forum Geometricorum

Projective generalizations of two points of concurrence on the nine-point circle

A1 Journal Article in AMERICAN MATHEMATICAL MONTHLY

2002

On Some Remarkable Concurrences

A2 Journal Article in FORUM GEOMERICORUM

On the isometry group of a non-euclidean plane.

A2 Journal Article in Bulletin of the Institute of Mathematics, Academia sinica

1998

Desmic systems of tetrahedra associated with a Morley-Petersen-study configuration

A2 Journal Article in JOURNAL OF GEOMETRY

1997

De reductie van een reële kwadratische vergelijking in orthogonale coördinaten (2e deel)

Fred BrackxRichard DelangheCharles Thas

A4 Journal Article in WISKUNDE & ONDERWIJS

1996

De reductie van een reële kwadratische vergelijking in orthogonale coördinaten (Ie deel)

Fred BrackxRichard DelangheCharles Thas

A4 Journal Article in WISKUNDE & ONDERWIJS

De reductie van een reële kwadratische vergelijking in orthogonale coördinaten (eerste deel)

Fred BrackxRichard DelangheCharles Thas

A4 Journal Article in WISKUNDE & ONDERWIJS

On the theorem about projectivities

A2 Journal Article in Journal of geometry

1994

A rational sextic associated with a Desargues configuration

A1 Journal Article in GEOMETRIAE DEDICATA

1993

On ellipses with center the Lemoine point and generalizations

A4 Journal Article in Nieuw Archief voor Wiskunde, Vierde Serie

1992

An easy proof for some classical theorems in plane geometry

A1 Journal Article in CANADIAN MATHEMATICAL BULLETIN-BULLETIN CANADIEN DE MATHEMATIQUES

1989

A collection of REDUCE and MACSYMA programs about college geometry. Part 2

Minimal hyperquadrics in spaces of constant curvature

A4 Journal Article in BULLETIN OF THE INSTITUTE OF MATHEMATICS, ACADEMIA SINICA

1988

A property of the Veronese surface

A2 Journal Article in JOURNAL OF GEOMETRY

1987

Projectiviteiten, affiniteiten en isometrieën

A2 Journal Article in SIMON STEVIN

1985

The geometrical structure in a generic generating space of a nondevelopable generalized ruled surface in the hyperbolic space Hm

A2 Journal Article in JOURNAL OF GEOMETRY

1984

A THEORY OF NON-DEVELOPABLE GENERALIZED RULED SURFACES IN THE ELLIPTIC SPACE EM

A1 Journal Article in CZECHOSLOVAK MATHEMATICAL JOURNAL

1983

On submanifolds of a Riemannian manifold M containing an hypersurface which is totally geodesic in M and applications

A2 Journal Article in RESULTS IN MATHEMATICS

On submanifolds with flat normal connection in a conformally flat space

A2 Journal Article in KODAI MATHEMATICAL JOURNAL

1981

Gauss maps on submanifolds of Riemannian spaces

A2 Journal Article in JOURNAL OF THE KOREAN MATHEMATICAL SOCIETY

Reduction of the codimension for special submanifolds of a space form Rmk

A2 Journal Article in YOKOHAMA MATHEMATICAL JOURNAL

1979

A gauss map on hypersurfaces of submanifolds in Euclidean spaces

A2 Journal Article in JOURNAL OF THE KOREAN MATHEMATICAL SOCIETY

Minimal generalized ruled surfaces in the Euclidean space E^m