Temperature is a physical magnitude that gives an idea of how cold is an object.
A gradient is the measurement and direction in which a magnitude like temperature changes by distance unit.
Being separable and defined cubes, they constitute discrete units of temperature.
Seven irradiating aluminium cubes at different temperatures.
55ºC , 45ºC , 35ºC , 22ºC , 1ºC , -0.3ºC , -1ºC
"Discrete Gradient" at "Absolut Zero" Exhibition.
Ruth Benzacar Gallery. Buenos Aires. 2004.
Graciela Taquini's text
Norberto Griffa's text about Absolut Zero for Arte al Día Magazine