Israel Nathan Herstein.
1923, Lublin, Poland – February 9, 1988, Chicago, Illinois) was a
mathematician, appointed as professor at the University of Chicago in
1951. He worked on a variety of areas of algebra, including ring theory,
with over 100 research papers and over a dozen books.
"The value of a problem is not so much coming up with the answer as in
the ideas and attempted ideas it forces on the would be solver."
I. N. Herstein, quoted in Out of the Mouths of Mathematicians, by R.
"Very often in mathematics the crucial problem is to recognize and
discover what are the relevant concepts; once this is accomplished the
job may be more than half done."
I. N. Herstein, from Contemporary Abstract Algebra, by J. Gallian.