(i) A Half Times A Half Times A Half (Coarse) (ii) A Half Times A Half Times A Half (Fine) (iii) 50/50 Random (Coarse) (iv) 50/50 Random (Fine)

'Uniting all [her] works...is the notion that there are spectral possibilities and hyper-spatial territories that are inaccessible to our senses but might be made accessible to the imagination. By merging the properties of two- and three-dimensional states, [Tauba Auerbach's] work makes room for thinking about crossing the boundary into four-dimensional space - and four-dimensional colourspace - even if perceptual experience of this remains a physical impossibility' (A. Groom, 'Tauba Auerbach', in frieze, issue 148, June-August 2012, n.p.).