# (Maurice) (d') (Ocagne) returned 11 hits

**d**'

**Ocagne**(1885) showed that a point on a graph with Cartesian coordinates transformed into a line on an alignment chart, that a line transformed into a point, and, finally, that a family of lines or a surface transformed into a single line cite(Hankins:1999)]

**D**rotations of data

**D**.), quantitative comparison by means of bars

**D**data rotations provided dynamic tools for projecting, rotating, isolating and masking multidimensional data in up to nine dimensions