epsilon

play
noun ep·si·lon \ˈep-sə-ˌlän, -lən\

Definition of epsilon

  1. 1 :  the 5th letter of the Greek alphabet — see alphabet table

  2. 2 :  an arbitrarily small positive quantity in mathematical analysis

epsilonic

play \ˌep-sə-ˈlä-nik\ adjective

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Origin and Etymology of epsilon

Greek e psilon, literally, simple e


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