Where does “Zweierlogarithmus” come from?

Zweierlogarithmus (German) comes from German zwei, from Middle High German zwēne, from Old High German zwēne, from Proto-West Germanic twai-, from Proto-Germanic twai, from Proto-Indo-European dwóh₁ — two.

Zweierlogarithmus (German): binary logarithm

Definitions

  1. binary logarithm

Ancestry of “Zweierlogarithmus”, step by step

Zweierlogarithmus traces back through 3 separate lines of ancestry.

via German zwei

StepLanguageWordMeaning
1Germanzweitwo
2Middle High Germanzwēnetwo
3Old High Germanzwēnetwo
4Proto-West Germanictwai-two
5Proto-Germanictwaitwo
6Proto-Indo-Europeandwóh₁two

via German ēr

StepLanguageWordMeaning
1Germanēr
2Middle High Germanerhe
3Old High Germanērore; brass; formerly, previously; early
4Proto-West Germaniche, it
5Proto-GermanicjīzAlternative form of *jūz
6Proto-Indo-European*yúHsyou (plural)

via German Logarithmus

StepLanguageWordMeaning
1GermanLogarithmuslogarithm (for a number x, the power to which a given base number must be raised in order to obtain x)
Every word from Proto-Indo-European dwóh₁