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cond-mat.str-el2011
A one-to-two dimensional mapping using a partial fast Fourier transform
Stellan Ostlund
It will be shown how to map a simple one-dimensional tight binding model with a cosine potential in one dimension exactly to a two dimensional tight binding model with periodic bou…
cond-mat.str-el2011★ 2 cited
Discretized Thermal Green's Functions
Mats Granath, Andro Sabashvili, Hugo U. R. Strand +1
We present a spectral weight conserving formalism for Fermionic thermal Green's functions that are discretized in imaginary time and thus periodic in imaginary ("Matsubara") freque…