American mathematician who showed that there are only three algebras with a uniquely defined division: those of the real numbers, complex number, and quaternions.
Charles S. Pierce was a mathematician, astronomer, chemist, geodesist, surveyor, cartographer, metrologist, spectroscopist, engineer, inventor; psychologist, philologist, lexicographer, historian of science, mathematical economist, lifelong student of medicine; book reviewer, dramatist, actor, short story writer; phenomenologist, semiotician, logician, rhetorician and metaphysician.
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