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tombstone (EN)
nom

nom “tombstone”

s. tombstone, pl. tombstones
  1. pierre tombale
    The old cemetery was filled with tombstones, each bearing the name and dates of the person buried beneath.
  2. fait référence au symbole "∎", qui est utilisé pour indiquer la fin d'une démonstration en mathématiques.
    After carefully laying out each step of the theorem, the mathematician concluded the proof with a tombstone, signaling to readers that no further explanation was needed.