{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,10,22]],"date-time":"2025-10-22T05:19:28Z","timestamp":1761110368860,"version":"build-2065373602"},"reference-count":30,"publisher":"MDPI AG","issue":"1","license":[{"start":{"date-parts":[[2018,2,11]],"date-time":"2018-02-11T00:00:00Z","timestamp":1518307200000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Axioms"],"abstract":"<jats:p>In this paper, the solvability of nonlinear fractional partial differential equations (FPDEs) with mixed partial derivatives is considered. The invariant subspace method is generalized and is then used to derive exact solutions to the nonlinear FPDEs. Some examples are solved to illustrate the effectiveness and applicability of the method.<\/jats:p>","DOI":"10.3390\/axioms7010010","type":"journal-article","created":{"date-parts":[[2018,2,12]],"date-time":"2018-02-12T10:50:38Z","timestamp":1518432638000},"page":"10","update-policy":"https:\/\/doi.org\/10.3390\/mdpi_crossmark_policy","source":"Crossref","is-referenced-by-count":18,"title":["Exact Solutions to the Fractional Differential Equations with Mixed Partial Derivatives"],"prefix":"10.3390","volume":"7","author":[{"given":"Jun","family":"Jiang","sequence":"first","affiliation":[{"name":"School of Science, Wuhan University of Science and Technology, Wuhan 430065, Hubei, China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-1208-0509","authenticated-orcid":false,"given":"Yuqiang","family":"Feng","sequence":"additional","affiliation":[{"name":"Hubei Province Key Laboratory of Systems Science in Metallurgical Process, Wuhan 430065, Hubei, China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Shougui","family":"Li","sequence":"additional","affiliation":[{"name":"Hubei Province Key Laboratory of Systems Science in Metallurgical Process, Wuhan 430065, Hubei, China"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"1968","published-online":{"date-parts":[[2018,2,11]]},"reference":[{"key":"ref_1","unstructured":"Oldham, K.B., and Spanier, J. 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