Classification
516 - Geometry
210
515 - Analysis
82
530 - Physics
63
514 - Topology
45
512 - Algebra
44
519 - Probabilities & applied mathematics
35
510 - Mathematics
17
006 - Special computer methods
12
003 - Systems
9
629 - Other branches of engineering
8
001 - Knowledge
7
620 - Engineering & allied operations
7
300 - Social sciences
6
531 - Classical mechanics; solid mechanics
5
500 - Natural sciences & mathematics
4
518 - Numerical analysis
4
523 - Specific celestial bodies & phenomena
4
537 - Electricity & electronics
3
004 - Data processing & computer science
2
550 - Earth sciences
2
570 - Life sciences; biology
2
576 - Genetics & evolution
2
005 - Computer programming, programs & data
1
050 - General serial publications
1
153 - Mental processes & intelligence
1
361 - Social problems & social welfare in general
1
501 - Philosophy & theory
1
511 - General principles of mathematics
1
526 - Mathematical geography
1
535 - Light & infrared & ultraviolet phenomena
1
536 - Heat
1
541 - Physical chemistry
1
670 - Manufacturing
1
910 - Geography & travel
1