… builts a visual bridge between the unprecedented Rubik invention, the groundbreaking calculation method of Gauß and the sensuos connoted experience of daily physical nature phenomena. All surfaces are covered with iridescent papers which catching every perceptible colour of an original sunrise/ sunset.

The “magic cube“ has been one of the worldwide top sellers since 1980 until the beginning of the Great- Digitalisation. Ernő Rubik, Hungarian architect and designer, who developed this movable 3D object to improve spatial senses and thinking, let patent his invention in 1976. To calculate sunset/ sunrise times exactly, you need the method of least squares, wich has been develeoped in 1795 by the ingenious German mathematician Carl Friedrich Gauß, aged 18.