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dual (EN)
形容詞、名詞

形容詞 “dual”

基本形 dual、非段階的
  1. 二重の
    The smartphone features a dual-camera system for better photo quality.
  2. 双数の
    In Ancient Greek, nouns had a dual form to specifically denote two items, like two eyes or two hands.
  3. 双対の(数学や物理学において、二つの性質や概念が互いに変換可能な関係にあること)
    In quantum mechanics, particles have a dual nature, behaving both as particles and waves.
  4. 双対空間の(線形代数において、別の空間からの全ての線形関数から成る空間に関連する)
    In linear algebra, the concept of duality is illustrated by how every vector space has a corresponding dual space consisting of all its linear functionals.

名詞 “dual”

単数形 dual、複数形 duals または不可算
  1. 双対形(幾何学において、ある形状が持つ面の数が別の形状の頂点の数と同じであり、その逆も成り立つ形状)
    In geometry, the dodecahedron and the icosahedron are duals, with the number of faces and vertices swapped between them.
  2. 双対関数(数学において、あるベクトルと別のベクトルとの積を計算する関数)
    In our project, we explored how each vector in our dataset has a corresponding dual in the dual space, which we used to calculate inner products efficiently.