Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Improved Hamiltonian Lattice Gauge Theory   We derive an improved lattice Hamiltonian for pure gauge theory, coupling
arbitrarily distant links in the kinetic term. The level of improvement
achieved is examined in variational calculations of the SU(2) specific heat in
2+1 dimensions.

22
The categories of this paper are: chao-dyn
15
The categories of this paper are: nucl-ex
28
The categories of this paper are: alg-geom
23
The categories of this paper are: solv-int
2
The categories of this paper are: math
18
The categories of this paper are: econ
36
The categories of this paper are: cmp-lg
4
The categories of this paper are: cond-mat
37
The categories of this paper are: supr-con
21
The categories of this paper are: adap-org
35
The categories of this paper are: mtrl-th
19
The categories of this paper are: eess
29
The categories of this paper are: funct-an
8
The categories of this paper are: hep-ex
3
The categories of this paper are: physics
25
The categories of this paper are: patt-sol