相关论文: On the biharmonic Dirichlet problem: The higher di…

The paper has benn withdrawn because the computation of the external virial contains an error which invalidate the main result.

Paper withdrawn. Replaced by by gr-qc/0212077 .

In the previous version of the paper it was announced that ``sphere homeomorphic flexible polyhedra (with self intersections) do really exist in n-dimensional Euclidean, Lobachevskij and spherical spaces for each $n\geq 3$.'' Now the paper…

withdrawed due to a substantial error.

This paper has been withdrawn by the author.

This paper has been withdrawn by the author(s)!

This paper has been withdrawn by the author due to an error in Lemma 3, making the (bijective) proof of Theorem 4 and Corollary 5 invalid (symmetry of k-nonnesting and k-noncrossing set partitions).

This paper has been withdrawn

This paper has been withdrawn by the authors due to some errors.

The paper has been withdrawn

This paper has been withdrawn by the authors due to an error.

This paper has been withdrawn.

The paper was withdrawn by the author. Further research is needed.

The paper has been withdrawn.

This paper has been withdrawn by the authors, due a crucial mistake in Lemma 2

This paper has been withdrawn by the author(s). Please refer to quant-ph/0311171.

This paper has been withdrawn by the corresponding author because the newest version is now published in Discrete Applied Mathematics.

This paper has been withdrawn by the author, because it is now part of an enlarged version entitled "Time functions as utilities" arXiv:0909.0890

This paper has been withdrawn by the author due to a crucial error in the proof of Lemma 2.2.

This paper has been withdrawn by the author due to a serious flaw that needs to be fixed. That is in progress by the author.