Ribbon frame
3D-ribbon
two pencil drawings
A view of 3D-surfaces and lines
twilight, obtained through a very dense grid
radiation, obtained by removing most of the grid
perspective
curves
a view of one of the 3D objects, in blue tinted glass
another yellow tinted object
another object, blue and green tinted
an object again, multicolored
and, finally, two side-by-side purple tinted glass objects
Prelude: motifs one and two superimposed
Prelude: motifs two and four superimposed
Prelude: motif three
Prelude: motif five
interlude: waves in black
interlude: waves in green, purple and blue
interlude: waves in black and orange
interlude: waves in green, purple, blue and orange
final: water
final: landscape one
final: landscape two
final: landscape three