It is therefore better to use some independent notation, such as A Z.
(n+--r-1)lr!=n[r]lr!; this may, by analogy with the notation of ï¿½41, be denoted by n [r 7.
Evolution and involution are usually regarded as operations of ordinary algebra; this leads to a notation for powers and roots, and a theory of irrational algebraic quantities analogous to that of irrational numbers.
2 and lb/in.', in the Hospitaller notation, to be employed in the sequel).
One drawback of Thomsen's notation is that the nature of the final system is not indicated, although this defect in general causes no ambiguity.