here - Faculty of Science - University of Waterloo
here - Faculty of Science - University of Waterloo
here - Faculty of Science - University of Waterloo
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Rotated Padé Approximants<br />
• A second method: Write<br />
1+<br />
H<br />
=<br />
e<br />
1+<br />
[(1 +<br />
x)<br />
e<br />
iα / 2<br />
−iα<br />
−1]<br />
and perform a Padé expansion in the<br />
variable<br />
y<br />
=<br />
− α<br />
( 1+<br />
x)<br />
e<br />
i −1<br />
<strong>Faculty</strong> <strong>of</strong> <strong>Science</strong> - Department <strong>of</strong><br />
Physics 5/3/2009<br />
D. Yevick - Evolution Operators and<br />
Boundary Conditions<br />
44
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