The Government of Canada’s terminology and linguistic data bank.
[The letter "j" in "X in. j"] is called a subscript or index. ... Summation notation ... is used to denote the sum of all the "X in j"s. 2, record 1, English, - summation%20index
Désormais, on supprimera l'indice de sommation «i» sous le signe sigma quand il n'y aura pas de confusion possible. 1, record 1, French, - indice%20de%20sommation
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