biinvariant

English

Etymology

From bi- +‎ invariant.

Adjective

biinvariant (not comparable)

  1. (mathematics) Both left-invariant and right-invariant.
    • 2015, Valera Berestovskii, Irina Zubareva, Victor Svirkin, “The spectrum of the Laplace operator on connected compact simple Lie groups of rank 3”, in arXiv‎[1]:
      In this paper we give explicit calculations of the Laplace operator's spectrum for smooth real or complex functions on all connected compact simple Lie groups of rank 3 with biinvariant Riemannian metric and establish a connection of these formulas with the number theory and ternary and binary quadratic forms..
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