ΡΠ°Π²Π½ΠΎΠΌΠΎΡΠ½ΠΈ ΠΌΠ½ΠΎΠΆΠ΅ΡΡΠ²Π°
Sets with the same cardinal number
Two sets are equivalent if thereβs a bijection between them.
ΡΠ°Π²Π½ΠΎΠΌΠΎΡΠ½ΠΈ ΠΌΠ½ΠΎΠΆΠ΅ΡΡΠ²Π°
Sets with the same cardinal number
Two sets are equivalent if thereβs a bijection between them.