The most basic relations in set theory can be summarized as follows. 1  A set S1 is a subset of set S if and only if every element of S1 is also an element of S. 2  A set S1 is a proper subset of set S if and only if every element of S1 is also an element of S, but there are some elements in S that are not elements of S1.
Then you NEED to feed the puppies yourself. NOT water either, you need puppy replacement milk. Newborn puppies do not drink water. Newborn puppies do nothing but suckle till they ar 4-5 weeks. My dogs pups are 4 weeks old and they are JUST starting to be interested in water and puppy milk soaked kibble. Go get puppy replacement milk from a pet store, petco and petsmart will have it.
Well, provided you are breastfeeding on demand or offering enough infant formula your baby will get the appropriate amount of hydration from that. Further, offering water before 4 to 6 months of age could lead to other problems, such as: Weight loss or insufficient weight gain in the infant. Since the baby could fill up on calorie-free, fat-free water, he'll drink less breastmilk or formula.