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.
Differences in Engineered Wood Flooring. Many types of engineered hardwood floors can be floated or glued down. In this way, installation is easier for the do-it-yourself consumer. The top layer is already sanded and sealed. Therefore, once this flooring is installed, it can be walked on and used immediately.