-
Digamma or wau (uppercase: Ϝ, lowercase: ϝ, numeral: ϛ) is an
archaic letter of the Gr**** alphabet. It
originally stood for the
sound /w/ but it has remained...
- In mathematics, the
digamma function is
defined as the
logarithmic derivative of the
gamma function: ψ ( z ) = d d z ln Γ ( z ) = Γ ′ ( z ) Γ ( z )...
-
symbols in mathematics, in
particular for ε/ϵ and π/ϖ. The
archaic letter digamma (Ϝ/ϝ/ϛ) is
sometimes used. The
Bayer designation naming scheme for stars...
- from
digamma and
closely resembles it in form.
After sound changes eliminated /w/ from most
dialects of Gr**** (Doric Gr****
retained it),
digamma was used...
- 6. In this
unrelated function, it is a
continuation of the old
letter digamma (originally Ϝ,
cursive form ),
which had
served as a
numeral since antiquity...
- epsilon). A
doublet of waw was also
borrowed as a
consonant for [w] (Ϝ,
digamma). In addition, the
Phoenician letter for the
emphatic glottal /ħ/ (heth)...
-
functional values of the
classic eta
versus epsilon system. The
letter Digamma (Ϝ) for the
sound /w/ was
generally used only in
those local scripts where...
- from the
Phoenician waw. The
letter was adapted, but
split in two, with
Digamma or wau ⟨Ϝ⟩
being adapted to
represent [w], and the
second one
being Upsilon...
- {\displaystyle \psi _{1}(z)={\frac {d}{dz}}\psi (z)}
where ψ(z) is the
digamma function. It may also be
defined as the sum of the
series ψ 1 ( z ) = ∑...
- of its
Phoenician values, but with
different forms: as the Gr****
letter digamma for the
consonant [w], and as the
letter upsilon for the
vowel [u]. Upsilon...
