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Unformatted text preview: k = ij . This group has a unique element of order 2 nd it. What does Section 6 Exercise 50 say about this element? Remarks The group you are computing is called the group of quaternion units or sometimes just the quaternion group, and it makes a notable appearance in Math 120B. It is the smallest nonabelian group that satises the hypothesis of Section 6, Exercise 50 3. Using equation (1) on p.62 and the fact that there are innitely many prime numbers, show that the group Q of rational numbers under addition is not nitely generated....
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This note was uploaded on 11/16/2009 for the course MATH 120 taught by Professor Smith during the Spring '09 term at UC Irvine.
 Spring '09
 SMITH
 Integers

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