mathematics

Mitrofan Cioban

Mitrofan Cioban 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 Mitrofan Cioban rather than just read about it. In short: Mitrofan Cioban (5 January 1942 – 2 February 2021) was a Moldovan mathematician specializing in topology. He taught primarily at Tiraspol State University, and he was a member of the Academy of Sciences of Moldova and a president of the Mathematical Society of the Republic of Moldova.

Key takeaways

Mitrofan Cioban belongs to mathematics; place it in that map before memorising details.
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Connect Mitrofan Cioban to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of Mitrofan Cioban from memory before moving on to harder problems.

Reference excerpt

Mitrofan Cioban (5 January 1942 – 2 February 2021) was a Moldovan mathematician specializing in topology. He taught primarily at Tiraspol State University, and he was a member of the Academy of Sciences of Moldova and a president of the Mathematical Society of the Republic of Moldova.

Early life and education Cioban was born in Copceac (then in Tighina County, Romania, now in Ștefan Vodă District, Moldova), the fourth child out of seven of farmers Mihail and Tecla Cioban. At age 17 he enrolled in the Faculty of Mathematics and Physics of Tiraspol State University. After one year Cioban transferred to Moscow State University, where he started attending the Topology seminar of Pavel Alexandrov. He obtained his PhD in 1969 with thesis Properties of Quotient Mappings and Classification of Spaces written under the direction of Alexander Arhangelskii. Despite initially not knowing Russian, German, or English, he became well-versed in mathematical literature in these languages.

Academic and professional career Upon graduation, Cioban returned in 1970 to Tiraspol State University as a faculty member, where he directed 17 PhD theses and served as prorector and then rector. He published over 200 papers in academic journals from 1966 to 2020, mostly under the names of Choban or Čoban, and occasionally Cioban, Ciobanu, or Coban. Starting from 1999, he served as president of the Mathematical Society of the Republic of Moldova, with headquarters in Chișinău. Cioban supervised 22 PhD students and 4 doctors for their habilitation in mathematics.

Scientific contributions Cioban helped found the Moldovan school of general topology and made substantial contributions to the areas of topology and topological algebra, descriptive set theory, functional analysis, optimization theory, and measure theory. He published his first major result in 1966 in Proceedings of the USSR Academy of Sciences, in which he generalized a theorem of Arthur Harold Stone on the metrizability of quotient spaces.

Death Cioban died from COVID-19 on 2 February 2021 in Chișinău during the COVID-19 pandemic in Moldova.

Publications Chaber, Józef; Čoban, Mitrofan; Nagami, Keiô (1974). "On monotonic generalizations of Moore spaces, Čech complete spaces and p-spaces". Fundamenta Mathematicae. 84 (2): 107–119. doi:10.4064/fm-84-2-107-119. MR 0343244. Arhangel'skii, Alexander V.; Choban, Mitrofan M. (2010). "Remainders of rectifiable spaces". Topology and Its Applications. 157 (4): 789–799. doi:10.1016/j.topol.2009.08.028. MR 2585412.

References

External links "Choban, Mitrofan Mihailovich". math-net.ru. All-Russian Mathematical Portal. Retrieved February 3, 2021.

Worked examples

Example 1 — a first encounter with Mitrofan Cioban

Start with the simplest possible case. Write down what Mitrofan Cioban 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 Mitrofan Cioban 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 Mitrofan Cioban 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 Mitrofan Cioban

In research: Mitrofan Cioban 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 Mitrofan Cioban 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: Mitrofan Cioban is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1942 births, 2021 deaths, 20th-century Moldovan mathematicians, so understanding it makes those chapters shorter.
In everyday life: Look for Mitrofan Cioban 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 Mitrofan Cioban in 20 minutes

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Close the page and write down what Mitrofan Cioban means in your own words.
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Frequently asked questions

What is Mitrofan Cioban in simple terms?

Why does Mitrofan Cioban 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 Mitrofan Cioban?

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 Mitrofan Cioban.