Geodesic

Tome 65 (1990) no. 3

Sommaire

On the periodic spectrum of the 1-dimensional Schrödinger operator.
p. 1-3
Normal forms for Hamiltonian systems with Poisson commuting integrals - elliptic case.
p. 4-35
L2 - Curvature pinching.
p. 36-51
The Gauss map of a spacelike constant mean curvature hypersurface of Minkowski space.
p. 52-57
Casson invariant of links of singularities.
p. 58-78
Mean curvature functions of codimension-one foliations.
p. 79-84
On the genus of represenattion spheres.
p. 85-95
On the nodal lines of second eigenfunctions of the fixed membrane problem.
p. 96-103
Representation of links by braids: A new algorithm.
p. 104-113
A directional compactification of the complex Bloch variety.
p. 114-149
Rigidity for surfaces of non-positive curvature.
p. 150-170
Polynomial algebras over the Steenrod algebra.
p. 171-180
The monodromy of a series of hypersurface singularities.
p. 181-197
Intersection homology Poincaré spaces and the characteristic variety theorem.
p. 198-233
A generalization of Nehari's univalence criterion.
p. 234-242
Amalgamated products and finitely presented groups.
p. 243-254
The maximum principle at infinity for minimal surfaces in flat three manifolds.
p. 255-270
Positive scalar curvature and periodic fundamental groups.
p. 271-286
Multiple fibres of a morphism.
p. 287-298
Some examples of higher rank manifolds of nonnegative curvature.
p. 299-317
Formal groups and L-series.
p. 318-333
Sur les longueurs des géodésiques dùne métrique à courbure négative dans le disque.
p. 334-348
Complex singularities and the framed cobordism class of compact quotients of 3-dimensional Lie groups by discrete subgroups.
p. 349-374
On the algebraic hull of an automorphism group of a principal bundle.
p. 375-387
Locally flat 2-spheres in simply connected 4-manifolds.
p. 388-412
An obstruction for smoothing of Gorenstein surface singularities.
p. 413-433
A calculation of Pin+ Bordism groups.
p. 434-447
A relationship between volume, injectivity radius, and eigenvalues.
p. 448-453
On group homomorphisms including mod-p cohomology isomorphisms.
p. 454-461
About a problem of Ulam concerning flat sections of manifolds.
p. 462-473
Smooth algebras and vanishing of Hochschild homology.
p. 474-477
A priori bounds of Castelnuovo type for cohomological Hilbert functions.
p. 478-518
Geometric actions of surface groups on ...-trees.
p. 519-533
Fixed point free low dimensional real algebraic actions of A5 on contractible varieties.
p. 534-546
Baumslag-Solitar groups and some other groups of cohomological dimension two.
p. 547-558
Witt group of hyperelliptic curves.
p. 559-580
Classes caractéristiques pour les cônes projectifs et homologie d'intersection.
p. 581-602
Small eigenvalues on Y-pieces and on Riemann surfaces.
p. 603-614
Rational category of the space of sections of a nilpotent bundle.
p. 615-622
Une structure symplectique sur R6 avec une sphère lagrangienne plongée et un champ de Liouville complet.
p. 623-663
On small eigenvalues of the Laplacian for ...(q). .
p. 664-671
Asymptotically commuting families of operators.
p. 672-679