We have [a1a2, H ] = ( ǫ1 + ǫ2 + V )a1a2, (88) which gives M = ǫ1 + ǫ2 + V

Basis B3 = {a1a2} This one-dimensional basis forms a closed subspace for L of the spinless dimer model

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cond-mat.str-el · 2026-05-19 · unverdicted · novelty 3.0

Reformulates PTA as a Green's function-free RDM theory cast as an over-constrained optimization problem with connections to variational methods.

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Green's Function-Free Formalism of Projective Truncation Approximation cond-mat.str-el · 2026-05-19 · unverdicted · none · ref 5
Reformulates PTA as a Green's function-free RDM theory cast as an over-constrained optimization problem with connections to variational methods.