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These two <jats:italic>spaces<\/jats:italic> are not known to most mathematicians, but they are widely used by physicists. It is possible that, by extending the notion of space, they can become well defined mathematical objects.<\/jats:p>","DOI":"10.2178\/bsl\/1052669288","type":"journal-article","created":{"date-parts":[[2005,3,2]],"date-time":"2005-03-02T20:36:34Z","timestamp":1109795794000},"page":"181-196","source":"Crossref","is-referenced-by-count":3,"title":["Two Spaces Looking for a Geometer"],"prefix":"10.1017","volume":"9","author":[{"given":"Giorgio","family":"Parisi","sequence":"first","affiliation":[]}],"member":"56","published-online":{"date-parts":[[2014,1,15]]},"reference":[{"key":"S107989860000456X_ref022","doi-asserted-by":"publisher","DOI":"10.1103\/PhysRevLett.35.1792"},{"key":"S107989860000456X_ref001","unstructured":"B\u00e1ntay P. and Zala G. , Ultrametric matrices and representation theory, condmat\/9705041."},{"key":"S107989860000456X_ref024","doi-asserted-by":"publisher","DOI":"10.1007\/s004400000070"},{"key":"S107989860000456X_ref025","volume-title":"Quantum field theory and critical phenomena","author":"Zinn-Justin","year":"1999"},{"key":"S107989860000456X_ref008","doi-asserted-by":"publisher","DOI":"10.1088\/0305-4608\/5\/5\/017"},{"key":"S107989860000456X_ref010","doi-asserted-by":"publisher","DOI":"10.1209\/0295-5075\/26\/3\/009"},{"key":"S107989860000456X_ref021","doi-asserted-by":"publisher","DOI":"10.1103\/PhysRevLett.43.744"},{"key":"S107989860000456X_ref009","volume-title":"Quantum fields and strings: A course for mathematicians","author":"Etingof","year":"1999"},{"key":"S107989860000456X_ref023","doi-asserted-by":"publisher","DOI":"10.1007\/s004400050147"},{"key":"S107989860000456X_ref017","doi-asserted-by":"publisher","DOI":"10.1023\/A:1018607809852"},{"key":"S107989860000456X_ref020","volume-title":"Combinatorial mathematics and its applications","author":"Penrose","year":"1971"},{"key":"S107989860000456X_ref006","doi-asserted-by":"publisher","DOI":"10.1051\/jp4:1998602"},{"key":"S107989860000456X_ref005","first-page":"983","article-title":"Stability of the Sherrington Kirkpatrick solution of a spin glass model","volume":"11","author":"de Almeida","year":"1978","journal-title":"Journal of Physics"},{"key":"S107989860000456X_ref004","doi-asserted-by":"publisher","DOI":"10.1088\/0305-4470\/27\/17\/011"},{"key":"S107989860000456X_ref002","unstructured":"Campellone M. , Parisi G. , and Virasoro M. 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