Preface. (English) Zbl 1464.00020
From the text: The 13th International Conference on Fixed Point Theory and Its Applications (ICFPTA2019) was held at Henan Normal University, Xinxiang, China during the period from July 13–19, 2019.
MSC:
| 00B25 | Proceedings of conferences of miscellaneous specific interest |
| 47-06 | Proceedings, conferences, collections, etc. pertaining to operator theory |
| 49-06 | Proceedings, conferences, collections, etc. pertaining to calculus of variations and optimal control |
| 90-06 | Proceedings, conferences, collections, etc. pertaining to operations research and mathematical programming |
