Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Effective Homology of the Pushout of Simplicial Sets   In this paper, an algorithm building the effective homology version of the
pushout of the simplicial morphisms $f:X\rightarrow Y$ and $g:X\rightarrow Z$,
where $X,Y$ and $Z$ are simplicial sets with effective homology is presented.

18
The categories of this paper are: econ
13
The categories of this paper are: quant-ph
8
The categories of this paper are: hep-ex
14
The categories of this paper are: math-ph
23
The categories of this paper are: solv-int
29
The categories of this paper are: funct-an
25
The categories of this paper are: patt-sol
17
The categories of this paper are: q-fin
12
The categories of this paper are: nucl-th
30
The categories of this paper are: q-alg
7
The categories of this paper are: hep-th
31
The categories of this paper are: ao-sci
16
The categories of this paper are: stat
9
The categories of this paper are: nlin
28
The categories of this paper are: alg-geom
35
The categories of this paper are: mtrl-th