On ideals in generalized quaternion algebras and Hermitian forms
Claiborne G. Latimer · Transactions of the American Mathematical Society · 1935
t This was given in lectures at the University of Chicago in the spring of 1921.X According to MacDuffee's definition, 2 is a non-singular left ideal.See his An introduction to the theory of ideals etc., these Transactions, vol. 31 (1929), pp.71-90.Since we shall not consider any other kind of ideal, we employ the briefer terminology.