-
Semyonovich Pontryagin (Russian: Лев Семёнович Понтрягин, also
written Pontriagin or Pontrjagin,
first name
sometimes anglicized as Leon) (3
September 1908...
- In mathematics,
Pontryagin duality is a
duality between locally compact abelian groups that
allows generalizing Fourier transform to all such groups, which...
- ^ ( k ) e k {\textstyle f(x)=\sum _{k\in Z}{\hat {f}}(k)e_{k}} . The
Pontriagin dual T ^ {\displaystyle {\hat {T}}} is { e k } ( k ∈ Z ) {\displaystyle...
- In mathematics, in the
field of
functional analysis, an
indefinite inner product space ( K , ⟨ ⋅ , ⋅ ⟩ , J ) {\displaystyle (K,\langle \cdot ,\,\cdot \rangle...
-
Course in
Abstract Harmonic Analysis, CRC Press, ISBN 978-0-8493-8490-5.
Pontri︠a︡gin, Lev ****ovich (1939).
Topological groups.
Translated by Lehmer, Emma...
-
Among his
teachers there were A. N. Kolmogorov, I. M. Gelfand, L. S.
Pontriagin and
Pavel Alexandrov.
While a
student of
Andrey Kolmogorov at
Moscow State...
- a set of arcs xi = xi (t) in a
complex Lie group; see Lev ****ovich
Pontri͡agin (1986). L.S. Pontryagin:
Selected Works Vol. 2:
Topological Groups (3rd ed...
- 1948,
Samuil Samosud (conductor),
Moscow Radio Chorus & Orchestra,
Pavel Pontriagin (Kashchey),
Varvara Gradova (Tsarevna),
Antonina Kleshcheva (Kashcheyevna)...
