on of n-ply extended magnitude,
| and of the measure relations possible in such a manifold.  In explicating the
| former Riemann states:
|
| | Magnitude-notions are only possible where there is an antecedent
| | general notion which admits of different specialisations.  According
| | as there exists among these specialisations a continuous path from one
| | to another or not, they form a 'continuous' or 'discrete' manifoldness:
| | the individual specialisations are called in the first case points,
| | in t