Classification
515 - Analysis
420
514 - Topology
103
516 - Geometry
89
519 - Probabilities & applied mathematics
59
512 - Algebra
48
530 - Physics
29
510 - Mathematics
27
621 - Applied physics
11
511 - General principles of mathematics
10
003 - Systems
9
330 - Economics
8
332 - Financial economics
8
518 - Numerical analysis
8
620 - Engineering & allied operations
7
004 - Data processing & computer science
6
531 - Classical mechanics; solid mechanics
5
658 - General management
5
006 - Special computer methods
4
500 - Natural sciences & mathematics
4
331 - Labor economics
3
005 - Computer programming, programs & data
2
384 - Communications; telecommunication
2
539 - Modern physics
2
570 - Life sciences; biology
2
000 - Computer science, information & general works
1
001 - Knowledge
1
301 - Sociology & anthropology
1
338 - Production
1
361 - Social problems & social welfare in general
1
368 - Insurance
1
370 - Education
1
381 - Commerce
1
513 - Arithmetic
1
534 - Sound & related vibrations
1
535 - Light & infrared & ultraviolet phenomena
1
537 - Electricity & electronics
1
541 - Physical chemistry
1
547 - Organic chemistry
1
572 - Biochemistry
1
576 - Genetics & evolution
1
577 - Ecology
1
720 - Architecture
1
745 - Decorative arts
1