dual (EN)

adjectiv, substantiv

adjectiv “dual”

1. dublu
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   The smartphone features a dual-camera system for better photo quality.
2. dual (în gramatică)
   In Ancient Greek, nouns had a dual form to specifically denote two items, like two eyes or two hands.
3. dual (în matematică și fizică)
   In quantum mechanics, particles have a dual nature, behaving both as particles and waves.
4. dual (în algebra liniară)
   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.

substantiv “dual”

1. dual (în geometrie, substantiv)
   In geometry, the dodecahedron and the icosahedron are duals, with the number of faces and vertices swapped between them.
2. dual (în matematică, referitor la o funcție)
   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.