"numeration" is a correct and usable word in written English.
You can use it when referring to the action of counting or naming numbers, or when referring to the symbols or words used for representing numbers. Example sentence: "The language used for numeration was different in each ancient civilization."
These many occupations did not stop his work in mathematics: In March 1679 he perfected the binary system of numeration (i.e., using two as a base), and at the end of the same year he proposed the basis for analysis situs, now known as general topology, a branch of mathematics that deals with selected properties of collections of related physical or abstract elements.
In ancient Rome, markets were held at eight-day intervals; because of the Roman method of inclusive numeration, the market day was denoted nundinae ("ninth-day") and the eight-day week an inter nundium.
For reasons that are still unclear, explications of the mathematical knowledge presupposed by The Nine Chapters (such as the numeration system and arithmetic operations) first appeared in later books that eventually were included in the "Ten Classics of Mathematics".
Maya mathematics included two outstanding developments: positional numeration and a zero.
All its male descendants bore the name Henry (in honour of Emperor Henry VI), necessitating complex numeration.
When it became necessary to count frequently to numbers larger than 10 or so, the numeration had to be systematized and simplified; this was commonly done through use of a group unit or base, just as might be done today counting 43 eggs as three dozen and seven.
The numeration of the Psalms found in the Hebrew Bible and those versions derived from it differs from that in the Septuagint, the Vulgate, and the versions derived from them.
He is reckoned as Lothar III by those who count not only Lothar I but also his son Lothar in their numeration of German kings.
The number of α particles emitted by radium was measured by different methods of numeration (scintillations or counting chamber); the result varies from 3.40 X 1010 to 3.72 X 1010 particles per sec.
Its purpose is to conduct research & educate the public in mathematical science, with particular emphasis on the use of "base twelve" in numeration, mathematics & weights & measures.
