prepare different types of family tree based on your family relations 1) one- relations 2)one -many relations
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One to one relation:
The relation in which one element of a set is related to the only one element of other set then the relation is said to be one to one.
One to many relation:
The relation in which one element of a set is related to the many element of other set then the relation is said to be one to many.
for example:
family - me { father, mother, boy ,girl} , here everybody is related to everybody. so it is a one to many relation.
family - my friends { A, B, C ,D} , here my friends are only related to me. so it is a one to one relation
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