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).
Pros and Cons of Different Types of Flooring. By: Danny Lipford. There are a number of different options available when choosing flooring for your home, including carpet, tile, hardwood, and laminate. Here are some of the advantages and disadvantages of each type of flooring.
concrete floor types. Concrete flooring is one of the simpler varieties of flooring. Once you've chosen lowâmaintenance concrete, you only need to decide how you want it to look. Types of concrete differ in surfaces, colors, and aggregates. There are a wide variety of concrete flooring options for you to pick from, so don't delay! Start learning about the different concrete types with help from this section.