The White House today holds 142 rooms on six floors, the floor space totaling approximately 55,000 square feet. It has hosted longstanding traditions such as the annual Easter Egg Roll, as well as historic events like the 1987 nuclear arms treaty with Russia.
This parameterization is based on the topological definition of a MÃ¶bius strip as the rotation of a line segment around a circle, with half twist. a is the radius of the circle about which the line is rotated, u is the angular position around the circle of the segment, and v is the position along the horizontal line.
The Luhn algorithm or Luhn formula, also known as the modulus 10 or mod 10 algorithm, is a simple checksum formula used to validate a variety of identification numbers, such as credit card numbers, IMEI numbers, National Provider Identifier numbers in the United States, Canadian Social Insurance Numbers, and Greek Social Security Numbers (Î±Î¼ÎºÎ±) ...