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.
Types of Hardwood Flooring. Solid Hardwood Floors-are a solid piece of hardwood cut into wood planks that are generally 3/4 thick. (Above ground level areas only, not recommended for concrete slabs.). Engineered Hardwood Floors-are several plies of wood that a glued and laminated together to form a wood plank.