IOP Publishing, Journal of Physics A: Mathematical and General, 13(21), p. 3035-3038
DOI: 10.1088/0305-4470/21/13/026
Full text: Unavailable
Shows that the partition function per site Km(Kx, Ktau ) of the square lattice Ising model with m-spin interaction Kx and two-spin interaction Ktau satisfies the inverse relation Km(Kx, Ktau )Km(-Kx, Ktau +or-i pi /2)=+or-2i sinh 2Ktau for all m values.