🇬🇧 en pl 🇵🇱

dual adjective

  /ˈd(j)u.əl/ , /ˈdjuː.əl/ , /ˈdʒuː.əl/
  • Characterized by having two (usually equivalent) components.
podwójny, dwoisty
  • (grammar) Pertaining to a grammatical number in certain languages that refers to two of something, such as a pair of shoes.
podwójna

dual noun

  /ˈd(j)u.əl/ , /ˈdjuː.əl/ , /ˈdʒuː.əl/
  • (mathematics) Of a vector in an inner product space, the linear functional corresponding to taking the inner product with that vector. The set of all duals is a vector space called the dual space.
liczba podwójna
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