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      Universality Criteria Remove Universality Criteria →

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      • September 2021
      • Article

      Oh's 8-Universality Criterion Is Unique

      By: Scott Duke Kominers
      Using the methods developed for the proof that the 2-universality criterion is unique, we partially characterize criteria for the n-universality of positive-definite integer-matrix quadratic forms. We then obtain the uniqueness of Oh’s 8-universality criterion as an...  View Details
      Keywords: N-universal Lattice; 8-universal Lattice; Universality Criteria; Quadratic Forms; Additively Indecomposable; Mathematical Methods
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      Kominers, Scott Duke. "Oh's 8-Universality Criterion Is Unique." Kyungpook Mathematical Journal 61, no. 3 (September 2021): 455–459.
      • January 2007 (Revised October 2007)
      • Case

      The Omidyar-Tufts Microfinance Fund: Striving to Reshape the Social Enterprise Capital Markets

      By: Michael Chu and Jean Hazell
      Seeking to impact global poverty and philanthropy, eBay founder Pierre Omidyar donates $100 million to Tufts University for a trust restricted to investment in microfinance. Explores the origins of the initiative, the perspectives and objectives of the various parties...  View Details
      Keywords: Capital Markets; Microfinance; Investment Funds; Philanthropy and Charitable Giving; Emerging Markets; Social Enterprise; Financial Services Industry
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      Chu, Michael, and Jean Hazell. "The Omidyar-Tufts Microfinance Fund: Striving to Reshape the Social Enterprise Capital Markets." Harvard Business School Case 307-078, January 2007. (Revised October 2007.)
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