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The Bellows conjecture.

Connelly, R. ; Sabitov, I. ; Walz, A.

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p. 1-10

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An example of a flexible polyhedron with nonconstant volume in the spherical space.

Alexandrov, Victor

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p. 11-18

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Harmonic maps of Lorentz surfaces, quadratic differentials and paraholomorphicity.

Erdem, Sadettin

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p. 19-32

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Discriminant algebras and adjoints of quadratic forms.

Loos, Ottmar

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p. 33-72

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On areas and integral geometry in Minkowski spaces.

Schneider, Rolf

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p. 73-86

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On point sets fixing a convex body from within.

Braß, Peter ; Herburt, Irmina

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p. 87-90

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Cutting circles and the Morley theorem.

Stammler, Ludwig

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p. 91-93

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On the generalized theta divisor.

Hein, Georg

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p. 95-98

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Minkowski planes with Miquelian pairs.

Kroll, Hans-Joachim ; Matraś, Andrzej

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p. 99-109

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Regular linear spaces.

Betten, Anton ; Betten, Dieter

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p. 111-124

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On generalised Chen and k-minimal immersions.

Carter, Sheila ; Dursun, Uğur

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p. 125-134

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Commutativity of the Schur algebra.

Teicher, Mina

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p. 135-143

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Correspondence between representations of the dual reductive pair O(n) and SL2.

Piatetski-Shapiro, Ilya I. ; Teicher, Mina

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p. 145-148

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Radicals induced by the total of rings.

Beidar, K.I. ; Wiegandt, R.

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p. 149-159

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An isoperimetric partition problem.

Kripfganz, Anita

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p. 161-181

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A lower estimate for the number of zero-torsion points of a space curve.

Romero-Fuster, M.C. ; Sedykh, V.D.

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p. 183-192

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Finite sphere packings and critical radii.

Böröczky, K.jun. ; Wills, J.M.

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p. 193-211

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A simple, (almost) non-inductive proof for the existence of composite fields and algebraic closures.

Dress, Andreas W.M.

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p. 213-215

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Minimal and maximal ideals in rings with involution.

Birkenmeier, Gary F. ; Groenewald, Nico J. ; Heatherly, Henry E.

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p. 217-225

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Entropy, capacity and arrangements on the cube.

Börner, Walter ; Richter, Christian

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p. 227-232

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On rings with zero total.

Beidar, K.I.

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p. 233-239

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An axiomatic approach for the Hajós theorem.

Corrádi, Keresztély ; Szabó, Sándor

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p. 241-248

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Oriented matroids in terms of order functions.

Jaritz, Renate

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p. 249-260

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The projective interpretation of the eight 3-dimensional homogeneous geometries.

Molnár, Emil

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p. 261-288

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Quadratic embeddings.

Havlicek, Hans ; Zanella, Corrado

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p. 289-298

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To the isotropic analogue of the theorem of Abramescu.

Tölke, Jürgen

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p. 299-305

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Spacefilling knots.

Schmitt, Peter

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p. 307-313

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Weak convergence planes. (Schwache Kongruenzebenen.)

Quaisser, Erhard

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p. 315-323

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Four-dimensional ball-homogeneous and C-spaces.

Calvaruso, G. ; Tondeur, Ph. ; Vanhecke, Lieven

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p. 325-336

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A tilde geometry for F4(2).

Wiedorn, Corinna

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p. 337-342

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Automorphisms of Uˇq(𝔟+). (Automorphismes de Uˇq(𝔟+).)

Fleury, Odile

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p. 343-356

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On some flag-transitive non-classical c·C2-geometries. II.

Yoshiara, Satoshi

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p. 357-375

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On-line packing sequences of segments, cubes and boxes.

Lassak, Marek

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p. 377-384

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Ratios of points in affine spaces over modules. (Teilverhältnisse in affinen Räumen über Moduln.)

Bach, Andrea K.

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p. 385-398

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Galois theory of commutative rings revisited.

Ferrero, Miguel ; Paques, Antonio

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p. 399-410

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The center of the Dipper Donkin quantized matrix algebra.

Jakobsen, Hans Plesner ; Zhang, Hechun

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p. 411-421

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On the centre of gravity and width of lattice-constrained convex sets in the plane.

Hernández Cifre, M.A. ; Scott, P.R. ; Segura Gomis, S.

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p. 423-427

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On the stability of the restricted bundle of space curves contained in a quartic surface.

Ballico, E.

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p. 429-436

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A new intrinsic curvature invariant for centroaffine hypersurfaces.

Scharlach, Christine ; Simon, Udo ; Verstraelen, Leopold ; Vrancken, Luc

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p. 437-458

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