Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Bottom up approach to quantum gravity   A general introduction is given to what can be predicated about quantum
gravity once the lessons from the standard model of particle physics are taken
into account.
  In particular, the effective lagrangian point of view is briefly commented
upon .

33
The categories of this paper are: plasm-ph
23
The categories of this paper are: solv-int
31
The categories of this paper are: ao-sci
13
The categories of this paper are: quant-ph
2
The categories of this paper are: math
37
The categories of this paper are: supr-con
12
The categories of this paper are: nucl-th
24
The categories of this paper are: dg-ga
27
The categories of this paper are: comp-gas
14
The categories of this paper are: math-ph
11
The categories of this paper are: hep-lat
19
The categories of this paper are: eess
36
The categories of this paper are: cmp-lg
28
The categories of this paper are: alg-geom
32
The categories of this paper are: atom-ph
5
The categories of this paper are: gr-qc