Impossible cube ambiguity present in a Necker cube illustration, in which a cube is drawn with its edges as line segments, and can be interpreted as being in either of two different three-dimensional orientations. An impossible cube is usually rendered as a Necker cube in which the line segments representing the edges have been replaced by what are apparently solid beams. In Escher's print, the top four joints of the cube, and the upper of the two crossings between its beams, match one of the two interpretations of the Necker cube, while the bottom four joints and the bottom crossing match the
Root, Switzerland three most popular parties were the CVP (33.5%), the FDP (14%) and the SPS (9.1%). The age distribution in Root is; 1,058 people or 25.1% of the population is 0–19 years old. 1,281 people or 30.4% are 20–39 years old, and 1,386 people or 32.9% are 40–64 years old. The senior population distribution is 355 people or 8.4% are 65–79 years old, 115 or 2.7% are 80–89 years old and 16 people or 0.4% of the population are 90+ years old. In Root about 66% of the population (between age 25-64) have completed either non-mandatory upper secondary education or additional