Classification
000 - Computer science, information & general works
7
001 - Knowledge
4
003 - Systems
7
004 - Data processing & computer science
1
005 - Computer programming, programs & data
1
300 - Social sciences
4
330 - Economics
1
333 - Economics of land & energy
3
336 - Public finance
1
340 - Law
2
361 - Social problems & social welfare in general
1
500 - Natural sciences & mathematics
7
510 - Mathematics
10
511 - General principles of mathematics
1
512 - Algebra
6
514 - Topology
5
515 - Analysis
233
516 - Geometry
9
518 - Numerical analysis
17
519 - Probabilities & applied mathematics
33
530 - Physics
12
531 - Classical mechanics; solid mechanics
2
532 - Fluid mechanics; liquid mechanics
1
534 - Sound & related vibrations
1
576 - Genetics & evolution
1
590 - Animals (Zoology)
1
600 - Technology
1
610 - Medicine & health
1
620 - Engineering & allied operations
10
621 - Applied physics
2
624 - Civil engineering
1
629 - Other branches of engineering
1
700 - The arts; fine & decorative arts
3
900 - History & geography
2