| 释义 |
duplation|djuːˈpleɪʃən|
[ad. L. duplātiōn-em, n. of action f. duplāre to double.]
The operation of doubling.
c1425Craft Nombrynge (E.E.T.S.) 12 This is the chapture of duplacioun..Duplacioun is a doublyng of a nombre. Ibid. 13 Do away þe figure þat was dowblede, and sett þere þe digit þat comes of þe duplacioun. 1542Recorde Gr. Artes (1575) 167 Duplation is nothing else but multiplying by 2. 1861F. Hall in Jrnl. Asiat. Soc. Bengal 6 The originals in all cases double consonants which have r over them. I have simplified this duplation. |