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Gennadiy Feldman

Gennadiy Feldman is a mathematics topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Gennadiy Feldman rather than just read about it. In short: Gennadiy Mykhailovych Feldman (Ukrainian: Геннадій Михайлович Фельдман; born October 15, 1947, Kharkiv) is a Soviet and Ukrainian mathematician, corresponding member of the National Academy of Sciences of Ukraine, Doctor of Science in Physics and Mathematics, Professor, Head of the Mathematical Division of B. Verkin Institute for Low Temperature Physics and Engineering of the National Academy of Sciences of Ukraine.

Key takeaways

  • Gennadiy Feldman belongs to mathematics; place it in that map before memorising details.
  • Learn the definition first, then one example that makes the definition concrete.
  • Connect Gennadiy Feldman to a quantity you can measure, compute or draw — that is where exam questions come from.
  • Reproduce the core statement of Gennadiy Feldman from memory before moving on to harder problems.

Reference excerpt

Gennadiy Mykhailovych Feldman (Ukrainian: Геннадій Михайлович Фельдман; born October 15, 1947, Kharkiv) is a Soviet and Ukrainian mathematician, corresponding member of the National Academy of Sciences of Ukraine, Doctor of Science in Physics and Mathematics, Professor, Head of the Mathematical Division of B. Verkin Institute for Low Temperature Physics and Engineering of the National Academy of Sciences of Ukraine.

Biography In 1970, Feldman graduated in the Faculty of Mechanics and Mathematics of V. N. Karazin Kharkiv National University. From 1970 to 1973, he was a PhD student at B. Verkin Institute for Low Temperature Physics and Engineering. In 1973, he defended his thesis Harmonic Analysis of Non-unitary Representations of Locally Compact Abelian Groups (supervisor Prof. Yu. I. Lyubich) and obtained the degree of Candidate of Sciences (PhD). He has been working at B. Verkin Institute for Low Temperature Physics and Engineering, starting as a junior researcher and heading the Mathematical Division in 2012. In 1985, he defended his doctoral thesis, Arithmetic of Probability Measures on Locally Compact Abelian groups at Vilnius University and obtained the degree of Doctor of Sciences (Dr. Hab.). In 2018, he was elected as a corresponding member of the National Academy of Sciences of Ukraine. For more than 20 years, Feldman worked part-time at the Faculty of Mechanics and Mathematics of V. N. Karazin Kharkiv National University. He is the author of 5 monographs and more than 100 scientific articles.

Research Feldman’s research interests are related to abstract harmonic analysis and the algebraic theory of probability. He obtained fundamental results in the theory of decompositions of random variables on locally compact Abelian groups. Before the beginning of his research in this field, only a few isolated works existed. In particular, Feldman proved group analogues of Cramér’s theorem on the decomposition of Gaussian distributions and of Linnik’s theorem on the decomposition of convolutions of Gaussian and Poisson distributions (jointly with A. E. Fryntov). He proved analogues of the classical characterization theorems of mathematical statistics (Kac–Bernstein theorem, Darmois–Skitovich theorem, Heyde theorem) in the case where random variables take values in various classes of locally compact Abelian groups (discrete, compact totally disconnected, the field of p-adic numbers, and others).

Awards Ostrogradsky prize of the National Academy of Sciences of Ukraine (2009) for the series of works “Probabilistic Problems on Groups and in Spectral Theory” (together with L. Pastur and M. Shcherbina). State Prize of Ukraine in Science and Technology (2018) for the work “Qualitative methods of research models of mathematical physics” (together with A. Kochubey, M. Shcherbina, O. Rebenko, I. Mykytyuk, V. Samojlenko, A. Prykarpatskyj). Mitropolskiy prize of the National Academy of Sciences of Ukraine (2021) for the series of works “New analytical methods in the theory of nonlinear oscillations, the theory of random matrices and in characterization problems” (together with V. Slyusarchuk and M. Shcherbina).

Monographs Г. М. Фельдман. Арифметика вероятностных распределений и характеризационные задачи на абелевых группах, Киев: Наукова думка, 1990, 168 с. G.M. Fel'dman. Arithmetic of probability distributions, and characterization problems on Abelian groups, Transl. Math. Monographs. Vol. 116, Providence, RI: American Mathematical Society, 1993, 223 p. [1] Gennadiy Feldman. Functional equations and characterization problems on locally compact Abelian groups, EMS Tracts in Mathematics 5, Zurich: European Mathematical Society, 2008, 268 p. [2] Г. М. Фельдман. Характеризационные задачи математической статистики на локально компактных абелевых группах, Киев: Наукова думка, 2010, 432 с. Gennadiy Feldman. Characterization of Probability Distributions on Locally Compact Abelian Groups. Mathematical Surveys and Monographs. Vol. 273, Providence, RI: American Mathematical Society, 2023, 240 pp. [3]

References

External links Web page on B. Verkin Institute for Low Temperature Physics and Engineering of the National Academy of Sciences of Ukraine Web page on Math-Net.Ru Article on the occasion of the sixtieth anniversary

Worked examples

Example 1 — a first encounter with Gennadiy Feldman

Start with the simplest possible case. Write down what Gennadiy Feldman claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In mathematics, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Gennadiy Feldman before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Gennadiy Feldman ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Gennadiy Feldman

In research
Gennadiy Feldman appears in mathematics research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry
Engineering practice reuses Gennadiy Feldman in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom
Gennadiy Feldman is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1947 births, Laureates of the State Prize of Ukraine in Science and Technology, Living people, so understanding it makes those chapters shorter.
In everyday life
Look for Gennadiy Feldman outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.
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How to study Gennadiy Feldman in 20 minutes

  1. Read the reference excerpt below once, without taking notes.
  2. Close the page and write down what Gennadiy Feldman means in your own words.
  3. Compare your version with the excerpt and mark what you missed.
  4. Work through the three examples above with pen and paper.
  5. Explain Gennadiy Feldman out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Gennadiy Feldman in simple terms?

Gennadiy Mykhailovych Feldman (Ukrainian: Геннадій Михайлович Фельдман; born October 15, 1947, Kharkiv) is a Soviet and Ukrainian mathematician, corresponding member of the National Academy of Sciences of Ukraine, Doctor of Science in Physics and Mathematics, Professor, Head of the Mathematical Div…

Why does Gennadiy Feldman matter?

Because it connects several mathematics ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Gennadiy Feldman?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Gennadiy Feldman.

Tags

  • 1947 births
  • Laureates of the State Prize of Ukraine in Science and Technology
  • Living people
  • National University of Kharkiv alumni
  • Ukrainian mathematicians

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