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<article xsi:noNamespaceSchemaLocation="http://jats.nlm.nih.gov/publishing/1.1/xsd/JATS-journalpublishing1-mathml3.xsd" dtd-version="1.1" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"><front><journal-meta><journal-id journal-id-type="publisher-id">EDTR</journal-id><journal-title-group><journal-title>Educational Theory Observation</journal-title></journal-title-group><issn>2995-5017</issn><eissn>2995-5025</eissn><publisher><publisher-name>Art and Technology</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.61369/EDTR.2025010037</article-id><article-categories><subj-group subj-group-type="heading"><subject>Article</subject></subj-group></article-categories><title>奇妙的数学</title><url>https://artdesignp.com/journal/EDTR/3/1/10.61369/EDTR.2025010037</url><author>欧建</author><pub-date pub-type="publication-year"><year>2025</year></pub-date><volume>3</volume><issue>1</issue><history><date date-type="pub"><published-time>2025-01-20</published-time></date></history><abstract>在人类历史发展和社会生活中，数学发挥着不可替代的作用，同时也是学习和研究现代科学技术必不可少的基本工具。</abstract><keywords>不等式,费曼积分法,阶乘,微积分</keywords></article-meta></front><body/><back><ref-list><ref id="B1" content-type="article"><label>1</label><element-citation publication-type="journal"><p>[1]欧建 .变化中的数学 [J].教育教学创新，2024：118-121.
[2]吴赣昌 .高等数学：上册 [M].第五版 北京 : 中国人民大学出版社 , 2017：233.</p><pub-id pub-id-type="doi"/></element-citation></ref></ref-list></back></article>
