Help Wordnik hunt for a million missing words by backing our Kickstarter!


from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. The determinant of a skew-symmetric matrix, capable of being written as the square of a polynomial in the matrix entries.


Pfaff +‎ -ian, after Johann Friedrich Pfaff. (Wiktionary)


  • One example that I do understand, since I’ve read the paper many times, is Hori and Tong’s “proof” of Rodland’s Conjecture: that the Pfaffian in the Grassmannian G (2,7) lives on the same kahler moduli space as a hypersurface Calabi Yau in a Grassmannian.

    What is String Theory Good For (Part I)? « Imaginary Potential


Log in or sign up to get involved in the conversation. It's quick and easy.