Related papers: Some pseudo-Anosov maps on punctured Riemann surfa…

We introduce a construction of pseudo-Anosov homeomorphisms on n-times punctured spheres and surfaces with higher genus using only sufficiently many positive half-twists. These constructions can produce explicit examples of pseudo-Anosov…

This paper has been withdrawn by the authors. Significantly revised versions of the results of this paper are now available in arXiv:0707.0487v2 and arXiv:0808.3169v1.

The paper has been withdrawn.

This paper has been withdrawn.

This paper has been withdrawn

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This paper has been withdrawn by the author for further modification.

The general structure of the paper should be remaid. Hence author removed this paper from arXiv.

This paper has been withdrawn by the author.

This paper has been withdrawn by the author(s), due to the existence of a much better paper in http://arxiv.org/abs/cs.CR/0207027

This paper has been withdrawn by the author

This paper has been withdrawn by the author.

The paper has been withdrawn.

This paper has been withdrawn by the author due to the presented idea is wrong.

This paper has been withdrawn by the author.

This paper has been withdrawn by the author because overcame by arXiv:0910.4694

The authors have withdrawn this paper.

This paper has been withdrawn by the author.

This paper has been withdrawn by the authors due to the fact that the webs considered in the paper are ``Veronese-like webs'' which are different from Veronese webs.