Full name: 2023 The 12th International Conference on Pure and Applied Mathematics (ICPAM 2023) Abbreviation: ICPAM 2023 Porto, Portugal July 18-21, 2023 http://icpam.org/ The 12th International Conference on Pure and Applied Mathematics (ICPAM 2023) was successfully held for last ten years, Paris (2012), Moscow (2013), Madrid (2014), Rome (2015), London (2016), Prague (2017), Budapest (2018), Brussels (2019), Online (2020&2021), and Bratislava (2022). The support and participation of our membership and scholar promote it possible for the 12th 2023 ICPAM continually to be held in Porto, Portugal during July 18-21, 2023. ●Publication: Accepted full paper will be invited to give the presentation at the conference and publsihed in the conference proceedings which is indexed by EI, Scopus etc. Selected papers will be published into International Journal of Applied Physics and Mathematics (IJAPM), ISSN: 2010-362X, which is indexed by Copernicus, IET INSPEC, CNKI, Chemical Abstracts Services (CAS), Nanowerk Database, Google Scholar, EBSCO, etc. ●Call for Paper: Applied Partial Differential Equations Applied Mathematics Approximation Theory Computational Physics Mathematical Biology ··· ··· More topics, please visit: http://icpam.org/scope.html ●Submission: Please send your Full paper & abstract to submission system: https://www.zmeeting.org/submission/icpam2023 Any questions, contact us via icpam@sciei.org ●Contacts: Conference Secretary: Ms. Amber Lin Email: icpam@sciei.org