TY - JOUR AU - Zur Izhakian AU - Manfred Knebusch TI - Basic Operations on Supertropical Quadratic Forms JO - Documenta mathematica PY - 2017 SP - 1661 EP - 1707 VL - 22 UR - http://geodesic.mathdoc.fr/articles/10.4171/dm/607/ DO - 10.4171/dm/607 ID - 10_4171_dm_607 ER -