PERIMETER SCHOLARS INTERNATIONAL
Course on "Quantum spin simulations, April 5-23, 2010

Anders W. Sandvik, Boston University

Diagonalization programs used in the tutorial and homework, April 15

 Full diagonalization of the S=1/2 Heisenberg chain No symmetries used Using magnetization conservation Momentum states Semi-momentum states Semi-momentum states and spin-inversion; thermodynamics

 Lanczos diagonalization of the S=1/2 Heisenberg chain Lanczos calculation using semi-momentum states and spin-inversion symmetry