Abstract
It is shown that any primitive integral Apollonian circle packing captures a fraction of the prime numbers. Basically, the method consists of applying the circle method and considering the curvatures produced by a well-chosen family of binary quadratic forms.
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The author was partially supported by NSF grants DMS-0808042 and DMS-0835373.
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Bourgain, J. Integral Apollonian circle packings and prime curvatures. JAMA 118, 221–249 (2012). https://doi.org/10.1007/s11854-012-0034-2
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DOI: https://doi.org/10.1007/s11854-012-0034-2