If you mean the symbol â, it means âcontains as an elementâ. The expression Aâx is equivalent to xâA, which means that x is an element of A and implies that A is a set. See Element (mathematics).
Concrete Floor Care 101. Concrete flooring is one of the most durable types of flooring you can install in your homeânot to mention it adds an interesting design element that is both contemporary and uncommon. Itâs also easy to maintain if you follow a few simple guidelines.
One of most popular types of kitchen floor material is laminate flooring. This is a versatile product that can not only be manufactured to resemble wood, but also tile and even stone. People who want to keep their options open for developing a certain look may find they that laminate is suitable in many cases.