TY - JOUR T1 - Two Parabolic Equations with Hysteresis AU - Xu Longfeng JO - Journal of Partial Differential Equations VL - 4 SP - 51 EP - 65 PY - 1991 DA - 1991/04 SN - 4 DO - http://doi.org/ UR - https://global-sci.org/intro/article_detail/jpde/5783.html KW - Hysteresis operator KW - Leray-Schauder fixed point theorem KW - periodic solution KW - parabolic equation AB - In this paper we discuss the properties of hysteresis phenomena and give some conclusions about two parabolic equations with hysteresis raised by A. Visintin.