{"version":"1.0","type":"link","title":"Disc theorem - Newikis","description":"In the area of mathematics known as differential topology, the disc theorem of Palais (1960) states that two embeddings of a closed k-disc into a connected n-manifold are ambient isotopic provided that if k = n the two embeddings are equioriented.","provider_name":"Newikis","provider_url":"https://newikis.com","cache_age":86400}