| 释义 |
ˌcontraharˈmonical, a. Math.
[contra- 2.]
Opposed or opposite to harmonical.
When three numbers are in harmonical progression, then a : c :: a–b : b–c. The reverse of this, viz. a : c :: b–c : a–b is termed contra-harmonical proportion.
1727–51in Chambers Cycl.
Hence ˌcontraharˈmonically adv.
1727–51Chambers Cycl. s.v., Thus, e. gr., 3, 5, and 6, are numbers contra-harmonically proportional. |