astronomy

Venkatesan Guruswami

Venkatesan Guruswami is a astronomy 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 Venkatesan Guruswami rather than just read about it. In short: Venkatesan Guruswami (born 1976) is a senior scientist at the Simons Institute for the Theory of Computing and Professor of EECS and Mathematics at the University of California, Berkeley. He did his high schooling at Padma Seshadri Bala Bhavan in Chennai, India.

Key takeaways

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

Reference excerpt

Venkatesan Guruswami (born 1976) is a senior scientist at the Simons Institute for the Theory of Computing and Professor of EECS and Mathematics at the University of California, Berkeley. He did his high schooling at Padma Seshadri Bala Bhavan in Chennai, India. He completed his undergraduate in Computer Science from IIT Madras and his doctorate from Massachusetts Institute of Technology under the supervision of Madhu Sudan in 2001. After receiving his PhD, he spent a year at UC Berkeley as a Miller Fellow, and then was a member of the faculty at the University of Washington from 2002 to 2009. His primary area of research is computer science, and in particular on error-correcting codes. During 2007–2008, he visited the Institute for Advanced Study as a Member of School of Mathematics. He also visited SCS at Carnegie Mellon University during 2008–09 as a visiting faculty. From July 2009 through December 2020 he was a faculty member in the Computer Science Department in the School of Computer Science at Carnegie Mellon University.

Recognition Guruswami was awarded the 2002 ACM Doctoral Dissertation Award for his dissertation List Decoding of Error-Correcting Codes, which introduced an algorithm that allowed for the correction of errors beyond half the minimum distance of the code. It applies to Reed–Solomon codes and more generally to algebraic geometry codes. This algorithm produces a list of codewords (it is a list-decoding algorithm) and is based on interpolation and factorization of polynomials over G F ( 2 m ) {\displaystyle GF(2^{m})} and its extensions. He was an invited speaker in International Congress of Mathematicians 2010, Hyderabad on the topic of "Mathematical Aspects of Computer Science." Guraswami was one of two winners of the 2012 Presburger Award, given by the European Association for Theoretical Computer Science for outstanding contributions by a young theoretical computer scientist. He was elected as an ACM Fellow in 2017, as an IEEE Fellow in 2019, and to the 2023 class of Fellows of the American Mathematical Society, "for contributions to the theory of computing and error-correcting codes, and for service to the profession".

Selected publications Guruswami, Venkatesan (2004). List Decoding of Error-Correcting Codes. Lecture Notes in Computer Science. Springer. ISBN 978-3-540-24051-8. Guruswami, Venkatesan; Sudan, Madhu (1999). "Improved decoding of Reed-Solomon and algebraic-geometry codes". IEEE Transactions on Information Theory. 45 (6): 1757–1767. CiteSeerX 10.1.1.115.292. doi:10.1109/18.782097. {{cite journal}}: Cite uses deprecated parameter |citeseerx= (help)

See also Guruswami–Sudan list decoding algorithm

References

External links Venkatesan Guruswami's Homepage Venkatesan Guruswami at the Mathematics Genealogy Project

Worked examples

Example 1 — a first encounter with Venkatesan Guruswami

Start with the simplest possible case. Write down what Venkatesan Guruswami claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In astronomy, 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 Venkatesan Guruswami 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 Venkatesan Guruswami 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 Venkatesan Guruswami

In research: Venkatesan Guruswami appears in astronomy 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 Venkatesan Guruswami 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: Venkatesan Guruswami is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1976 births, Carnegie Mellon University faculty, Fellows of the American Mathematical Society, so understanding it makes those chapters shorter.
In everyday life: Look for Venkatesan Guruswami 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 Venkatesan Guruswami in 20 minutes

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

Frequently asked questions

What is Venkatesan Guruswami in simple terms?

Why does Venkatesan Guruswami matter?

Because it connects several astronomy 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 Venkatesan Guruswami?

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 Venkatesan Guruswami.