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.
âBabies need extra fluids in the hot weather, but straight water is not one of themâ¦A parentâs natural instinct is to give the baby water to prevent dehydration, but too much water can disrupt the delicate balance in a babyâs body, leading to water intoxication. Before you know it, the baby is seizing.â.