cothangent

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English

Etymology

Blend of translingual coth +‎ cotangent.

Noun

cothangent (plural cothangents)

  1. (mathematics, uncommon) Synonym of hyperbolic cotangent.
    • 1971, J. Hubbard, “Spin-correlation functions in the paramagnetic phase of a Heisenberg ferromagnet”, in Journal of Physics C, volume 4, number 1, IOP Publishing, →ISSN, page 58:
      To see this let us expand the cothangent on the right-hand side of equation (26) in a power series to obtain []
    • 2009, Alessandra Faggionato, “The alternating marked point process of h-slopes of drifted Brownian motion”, in Stochastic Processes and Their Applications, volume 119, number 6, Elsevier, →ISSN, page 1766:
      While in the non-drifted case a generic h-slope not covering the origin behaves in proximity of its extremes as a 3D Bessel process, in the drifted case it behaves as a process with a cothangent drift, satisfying the SDE []