Calculus of Finite Differences - eDisk
Calculus of Finite Differences - eDisk
Calculus of Finite Differences - eDisk
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– p. 10/?Let’s take the case r = s = 1 and γ ≠ 0. The definingrelations becomehu − uh = γu;dh − hd = γd;du − ud = f(h).This is very close to the relations defining U(sl(2)).