Question : Who among the following persons of Indian origin was in the news in December 2021 for solving the Kadison-Singer 1959 problem in the field of mathematics?
Option 1: Nikhil Srivastava
Option 2: Nikhil Sachdev
Option 3: Satya Nadella
Option 4: Pratap Bhanu Mehta
Correct Answer: Nikhil Srivastava
Solution : The correct answer is Nikhil Srivastava.
Indian-American mathematician Nikhil Srivastava and the two other awardees are Adam Marcus and Daniel Spielman. The award recognises their highly original work that introduced and developed methods for understanding the characteristics of polynomial matrices.
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Question : Comprehension:
Read the following passage and answer the questions that follow.
Indian mathematician Nikhil Srivastava, working at the University of California in Berkeley, is among the winners of the Prestigious 2021 Michael and Sheila Held Prize, announced last week by the US National Academy of Sciences (NAS). Adam W. Marcus, EPFL (Swiss Federal Institute of Technology, Lausanne), and Daniel Alan Spielman, Yale University, are the other two winners.
"Marcus, Spielman, and Srivastava solved longstanding questions on the Kadison-Singer problem and on Ramanujan graphs, and in the process, they uncovered a deep new connection between linear algebra, the geometry of polynomials, and graph theory that has inspired the next generation of theoretical computer scientists," the NAS said in a statement.
An Indian national, Nikhil was born in New Delhi in November 1983 and has attended educational institutions across the world—Syria, the UK, Saudi Arabia, and the US—as his father was an Indian Foreign Services officer, who has served as the Indian ambassador to Uganda and Denmark. At present, Nikhil is an associate professor of mathematics at UC Berkeley. The Michael and Sheila Held Prize is presented annually to honour outstanding, innovative, creative, and influential research in the area of combinatorial mathematics.
Question: What is the connection between the prize winners and the famous Indian mathematical genius Ramanujan?
Option 1: They explained Ramanujan's graphs in solving the Kadison-Singer problem.
Option 2: The prize winners were all admirers of Ramanujan's great contribution.
Option 3: The prize winners were all students of Ramanujan.
Option 4: They solved questions on Ramanujan's graphs that had not been solved for a long time.
Question: The Michael and Sheila Held Prize is presented:
Option 1: every two years to honour the best researchers in mathematics
Option 2: twice every year to honour young and influential researchers in mathematics
Option 3: every year to honour new thinking and research in a specific area of mathematics
Option 4: every year to honour those who solve longstanding problems in graph theory and linear algebra
Question: How many mathematicians won the Michael Sheila Prize for 2021?
Option 1: Four
Option 2: Two
Option 3: Three
Option 4: One
Question: In what way have the prize winners helped future theoretical computer scientists?
Option 1: They have found connections between algebra, geometry and computer science.
Option 2: They solved new problems in graph theory used in theoretical computer science.
Option 3: The new connection they have discovered has inspired future theoretical computer scientists.
Option 4: They have done innovative research on Ramanujan graphs and geometry of polynomials.
Question : Directions: Among 80 students, 24 passed in Chemistry, 35 passed in Physics, and 29 passed in Mathematics. 8 students did not appear for the examination. If 2 students have passed in all three subjects, 2 students have passed in Physics and Chemistry both but not in Mathematics, 2 students have passed in Chemistry and Mathematics both but not in Physics, and 8 students have passed in Physics and Mathematics both but not in Chemistry, then how many students have passed in Mathematics only?
Option 1: 19
Option 2: 18
Option 3: 20
Option 4: 17
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