Classification
510 - Mathematics
511 - General principles of mathematics
22
500 - Natural sciences & mathematics
14
519 - Probabilities & applied mathematics
10
620 - Engineering & allied operations
10
004 - Data processing & computer science
7
005 - Computer programming, programs & data
6
330 - Economics
5
332 - Financial economics
5
006 - Special computer methods
4
512 - Algebra
4
658 - General management
4
001 - Knowledge
3
331 - Labor economics
3
384 - Communications; telecommunication
3
374 - Adult education
2
515 - Analysis
2
621 - Applied physics
2
910 - Geography & travel
2
000 - Computer science, information & general works
1
368 - Insurance
1
518 - Numerical analysis
1
530 - Physics
1
531 - Classical mechanics; solid mechanics
1
629 - Other branches of engineering
1
745 - Decorative arts
1
781 - General principles & musical forms
1