Classification
515 - Analysis
292
519 - Probabilities & applied mathematics
211
003 - Systems
87
629 - Other branches of engineering
45
620 - Engineering & allied operations
28
530 - Physics
20
006 - Special computer methods
16
511 - General principles of mathematics
12
510 - Mathematics
10
516 - Geometry
10
518 - Numerical analysis
9
621 - Applied physics
8
658 - General management
8
330 - Economics
5
514 - Topology
5
531 - Classical mechanics; solid mechanics
5
004 - Data processing & computer science
4
512 - Algebra
4
550 - Earth sciences
3
333 - Economics of land & energy
2
500 - Natural sciences & mathematics
2
535 - Light & infrared & ultraviolet phenomena
2
570 - Life sciences; biology
2
624 - Civil engineering
2
174 - Occupational ethics
1
336 - Public finance
1
338 - Production
1
339 - Macroeconomics & related topics
1
363 - Other social problems & services
1
368 - Insurance
1
523 - Specific celestial bodies & phenomena
1
526 - Mathematical geography
1
539 - Modern physics
1
551 - Geology, hydrology & meteorology
1
610 - Medicine & health
1
690 - Buildings
1