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.
Bathrooms, kitchens, laundry rooms, basements and beyond â no area is off limits! 1  Luxe Plank waterproof flooring is available in a striking array of hardwood designs and colors. Choose from exotic fruitwood, empire bamboo, Peruvian walnut and many other irresistible wood species. This luxury vinyl flooring is available in two different collections. Both are easy to install for beginner DIYers.