TY - JOUR AU - Łukowski, Tomasz TI - On the boundaries of the $m=2$ amplituhedron JO - Annales de l’Institut Henri Poincaré D PY - 2022 SP - 525 EP - 541 VL - 9 IS - 3 UR - http://archive.numdam.org/articles/10.4171/aihpd/124/ DO - 10.4171/aihpd/124 LA - en ID - AIHPD_2022__9_3_525_0 ER -