| Subject | French | English |
| comp., MS | différence ensembliste | set difference (The collection of elements in one set that do not appear in the other set) |
| comp., MS | intersection ensembliste | set intersection (The collection of elements in a first set that also appear in a second set) |
| scient. | théorie ensembliste | set theory |
| comp., MS | union ensembliste | set union (In set theory, the smallest combination of two sets that contains all elements of both sets) |