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Article Contents
1 Introduction
2 Deflection angle and lensing potential
3 Critical curves
4 Adding a bright cluster galaxy
5 The impact of shear
6 Comparison with the NFW model
7 The thermal Sunyaev-Zel'dovich effect
8 Comparison with standard gas profiles
9 A short comment on possible systematic errors
10 Conclusions

List of tables
List of figures

Copyright ESO 2004
Published by EDP Sciences