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.
This type of flooring is often a little more difficult to install, and so it is usually handled by professionals. Still, for those with home improvement experience, the project is doable with just one or two people. Vinyl flooring is another popular type of kitchen flooring. This type can also take a variety of forms, and it is very flexible and easy to cut. Therefore, those who want a fast job may find that vinyl offers a very attractive option. The material is dyed, and therefore comes in many different colors, further adding to its versatile look.