{"@context":{"owl":"http://www.w3.org/2002/07/owl#","bibo":"http://purl.org/ontology/bibo/","foaf":"http://xmlns.com/foaf/0.1/","rdfs":"http://www.w3.org/2000/01/rdf-schema#","prism":"http://prismstandard.org/namespaces/basic/2.0/","cinii":"http://ci.nii.ac.jp/ns/1.0/","dc":"http://purl.org/dc/elements/1.1/","dcterms":"http://purl.org/dc/terms/"},"@id":"https://ci.nii.ac.jp/ncid/BA8109597X.json","@graph":[{"@id":"https://ci.nii.ac.jp/ncid/BA8109597X#entity","@type":"bibo:Book","foaf:isPrimaryTopicOf":{"@id":"https://ci.nii.ac.jp/ncid/BA8109597X.json"},"dc:title":[{"@value":"Extending mathematics understanding"}],"dc:creator":"[by] Roger Osborn...[et al.]","dc:publisher":[{"@value":"C. E. Merrill Books"}],"dcterms:extent":"278 p","cinii:size":"24 cm","dc:language":"eng","dc:date":"1960","cinii:ncid":"BA8109597X","cinii:ownerCount":"2","foaf:maker":[{"@id":"https://ci.nii.ac.jp/author/DA06337415#entity","@type":"foaf:Person","foaf:name":[{"@value":"Osborn, Roger"}]},{"@id":"https://ci.nii.ac.jp/author/DA01057069#entity","@type":"foaf:Person","foaf:name":[{"@value":"DeVault, M. Vere"}]}],"bibo:owner":[{"@id":"https://ci.nii.ac.jp/library/FA003443","@type":"foaf:Organization","foaf:name":"福岡教育大学 学術情報センター 図書館","rdfs:seeAlso":{"@id":"https://lib.fukuoka-edu.ac.jp/opac/search?target=local&searchmode=complex&autoDetail=true&s_ncid=BA8109597X"}},{"@id":"https://ci.nii.ac.jp/library/FA003691","@type":"foaf:Organization","foaf:name":"琉球大学 附属図書館","rdfs:seeAlso":{"@id":"https://opac.lib.u-ryukyu.ac.jp/opc/xc/search/*?os[isbn]=BA8109597X"}}],"bibo:lccn":["61013900"],"rdfs:seeAlso":[{"@id":"https://lccn.loc.gov/61013900"}],"prism:publicationDate":["[1961]"],"cinii:note":["Earlier ed. copyright 1960 under the titles Toward improved understanding of mathematics, part I and Toward improved understanding of mathematics, part II, by M. V. DeVault, published in 1960","Revised in 1969, published separately in two volumes under the titles Understanding the number system and Extending understandings of mathematics","Bibliography: p. 264-271"],"dc:subject":["LCC:QA135.5"],"foaf:topic":[{"@id":"https://ci.nii.ac.jp/books/search?q=Mathematics+--+Study+and+teaching+%28Elementary%29","dc:title":"Mathematics -- Study and teaching (Elementary)"}]}]}