関連ワード:  define cartesian product of sets    define cartesian product of sets with example    define cartesian product of sets a and b    what is cartesian product of sets    explain cartesian product of sets    what is cartesian product of sets class 11    define cartesian product of two sets    define cartesian product of two sets with example    define cartesian product of two fuzzy sets with an example    define cartesian product of two fuzzy set