Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Heat kernel and Green function estimates on affine buildings   We obtain the optimal global upper and lower bounds for the transition
density $p_n(x,y)$ of a finite range isotropic random walk on affine buildings.
We present also sharp estimates for the corresponding Green function.

15
The categories of this paper are: nucl-ex
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The categories of this paper are: dg-ga
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The categories of this paper are: gr-qc
34
The categories of this paper are: chem-ph
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The categories of this paper are: supr-con
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The categories of this paper are: eess
6
The categories of this paper are: astro-ph
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The categories of this paper are: acc-phys
4
The categories of this paper are: cond-mat
26
The categories of this paper are: bayes-an
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The categories of this paper are: chao-dyn
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The categories of this paper are: solv-int
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The categories of this paper are: comp-gas
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The categories of this paper are: math-ph
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The categories of this paper are: nlin
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The categories of this paper are: q-fin