Coffee is the second largest traded commodity in the world, next to crude oil. It’s also one of the oldest commodities, with over 2.25 billion cups of coffee consumed worldwide daily.
BIJECTIVE
Adjective
bijective (not comparable)
(mathematics, of a map) Both injective and surjective.
(mathematics) Having a component that is (specified to be) a bijective map; that specifies a bijective map.
Usage notes
• If a bijective map exists from one set to another, the reverse is necessarily true, and the sets are said to be in bijective (also one-to-one) correspondence.
• A bijective map is often called a bijection.
• A bijective map from a set (usually, but not exclusively, a finite set) to itself may be called a permutation.
Source: Wiktionary
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Word of the Day
3 May 2025
DESIRABLE
(adjective) worth having or seeking or achieving; “a desirable job”; “computer with many desirable features”; “a desirable outcome”
Coffee Trivia