semielliptic

English

Etymology

From semi- +‎ elliptic.

Adjective

semielliptic (not comparable)

  1. Synonym of semielliptical.
  2. (mathematics) In the theory of partial differential equations, designating a partial differential operator satisfying a positivity condition slightly weaker than that of being an elliptic operator. This produces a curved line progressively slightly straighter than an ellipse, such as that of an automotive leaf spring.
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