Classification
004 - Data processing & computer science
721
005 - Computer programming, programs & data
383
518 - Numerical analysis
288
006 - Special computer methods
175
511 - General principles of mathematics
71
003 - Systems
47
519 - Probabilities & applied mathematics
36
621 - Applied physics
36
512 - Algebra
30
570 - Life sciences; biology
20
516 - Geometry
15
025 - Library operations
12
572 - Biochemistry
10
515 - Analysis
7
510 - Mathematics
5
629 - Other branches of engineering
4
658 - General management
4
530 - Physics
2
576 - Genetics & evolution
2
620 - Engineering & allied operations
2
001 - Knowledge
1
160 - Logic
1
333 - Economics of land & energy
1
514 - Topology
1
520 - Astronomy & allied sciences
1
531 - Classical mechanics; solid mechanics
1
541 - Physical chemistry
1
546 - Inorganic chemistry
1
612 - Human physiology
1
616 - Diseases
1
808 - Rhetoric & collections of literature
1