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(Masaharu Ishikawa's webpage)
慶應義塾大学経済学部 教授 (Faculty of Economics, Keio University, Professor)
所属:日吉キャンパス数学教室 (Department of Mathematics, Hiyoshi Campus)
専門分野:特異点論,トポロジー (Singularity Theory, Topology)
Email address: ishikawa at keio . jp
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