Inclusion

In la teoria di insemma, l'inclusion, indicada cont ⊆ {\displaystyle \subseteq } , a l'è 'na relazion binaria

Inclusion
Lumbard ucidental Quest articol chì l'è scrivuu in lombard, grafia milanesa.
A sottainsemma di B

In la teoria di insemma, l'inclusion, indicada cont , a l'è 'na relazion binaria in tra insemma definida inscì: "l'insemma a l'è contegnuu dent de se e domà se, per ogni element , se el partegn a alora el partegn ad ". In simboi, daa du insemma e , se dis:

L'insenma se ciama sottainsemma de .

Se dis, pussee giustament, inclusion streccia, per dì che ogni element de l'è anca element de ma che gh'è di element de che hinn no di element de .

Se tucc i element de partegnen anca a se parla de sottainsemma improppi. Se parla de sottainsemma proppi se almen vun di element de el partegn mia a l'insemma , cioè in del cas de l'inclusion streccia.

Riferiment

Vos corelaa

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