2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/76299We study a special Teichmueller curve in the moduli space of curves of genus 3 that is intersected by infinitely many other Teichmueller curves. The Veech group of the underlying translation surface is SL_2(Z). All occurring Teichmueller curves are induced by origamis, i.e. unramified coverings of the once punctured torus.18 pages, 11 figuresAlgebraic Geometry14H10, 14H30, 32G15text