Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: A Fixed Version of Quadratic Program in Gradient Episodic Memory   Gradient Episodic Memory is indeed a novel method for continual learning,
which solves new problems quickly without forgetting previously acquired
knowledge. However, in the process of studying the paper, we found there were
some problems in the proof of the dual problem of Quadratic Program, so here we
give our fixed version for this problem.

23
The categories of this paper are: solv-int
29
The categories of this paper are: funct-an
22
The categories of this paper are: chao-dyn
9
The categories of this paper are: nlin
12
The categories of this paper are: nucl-th
17
The categories of this paper are: q-fin
15
The categories of this paper are: nucl-ex
4
The categories of this paper are: cond-mat
14
The categories of this paper are: math-ph
13
The categories of this paper are: quant-ph
35
The categories of this paper are: mtrl-th
37
The categories of this paper are: supr-con
19
The categories of this paper are: eess
10
The categories of this paper are: q-bio
2
The categories of this paper are: math
3
The categories of this paper are: physics