Approximation algorithms for maximum independent set of pseudo-disks

Timothy M. Chan, Sariel Har-Peled. Approximation algorithms for maximum independent set of pseudo-disks. In John Hershberger, Efi Fogel, editors, Proceedings of the 25th ACM Symposium on Computational Geometry, Aarhus, Denmark, June 8-10, 2009. pages 333-340, ACM, 2009. [doi]

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