Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Subjective Questions and Answers for a Mathematics Instructor of Higher
  Education   This article of mathematical education reflects author's experience with job
applications and teaching methods and procedures to employ in the American
Higher Education. It is organized as a standard questionnaire.

3
The categories of this paper are: physics
34
The categories of this paper are: chem-ph
11
The categories of this paper are: hep-lat
24
The categories of this paper are: dg-ga
20
The categories of this paper are: acc-phys
19
The categories of this paper are: eess
0
The categories of this paper are: hep-ph
15
The categories of this paper are: nucl-ex
1
The categories of this paper are: cs
12
The categories of this paper are: nucl-th
29
The categories of this paper are: funct-an
4
The categories of this paper are: cond-mat
30
The categories of this paper are: q-alg
7
The categories of this paper are: hep-th
5
The categories of this paper are: gr-qc
17
The categories of this paper are: q-fin