let be

Verb

let be (third-person singular simple present lets be, present participle letting be, simple past and past participle let be)

1. (transitive) To not disturb or meddle with; to leave (someone or something) alone (see let it be).
   • Will you never let me be?
   • Another answers, ‘Let him be,
     ⁠He loves to make parade of pain,
     ⁠That with his piping he may gain
     The praise that comes to constancy.’1850, [Alfred, Lord Tennyson], “Canto XXI”, in In Memoriam, London: Edward Moxon, […], →OCLC, page 35
2. (archaic, intransitive) To stop, to stop doing something; to leave off (now used alone, formerly also + infinitive).
   • Let be therefore my vengeaunce to disswade [...].1590, Edmund Spenser, “Book III, Canto V”, in The Faerie Queene. […], London: […] [John Wolfe] for William Ponsonbie, →OCLC
3. Used to assign a value to a symbol.
   • Let f be any real-valued function on I and g be any real-valued function on J.