411 REFERENCE · Wiktionary
Dm
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
Appendix:Variations of "dm"
Translingual
Symbol
mul symbol
mul music Symbol for D minor.
Danish
Etymology
From da definitionsmængde.
Symbol
da symbol
da mathematics The domain of a specified function.
Dm(tan) = {x∈ℝ: x≠π/2 + zπ}, hvor z∈ℤ
The domain of the tangent function is the subset of real numbers that are not equal to π/2 plus some multiple of π.