Classification
515 - Analysis
329
519 - Probabilities & applied mathematics
44
510 - Mathematics
42
700 - The arts; fine & decorative arts
21
000 - Computer science, information & general works
14
530 - Physics
14
500 - Natural sciences & mathematics
11
516 - Geometry
11
620 - Engineering & allied operations
10
333 - Economics of land & energy
7
512 - Algebra
7
576 - Genetics & evolution
7
003 - Systems
6
340 - Law
6
518 - Numerical analysis
6
621 - Applied physics
6
531 - Classical mechanics; solid mechanics
5
600 - Technology
5
514 - Topology
4
006 - Special computer methods
3
511 - General principles of mathematics
3
551 - Geology, hydrology & meteorology
2
570 - Life sciences; biology
2
610 - Medicine & health
2
900 - History & geography
2
140 - Specific philosophical schools
1
242 - Devotional literature
1
330 - Economics
1
332 - Financial economics
1
363 - Other social problems & services
1
370 - Education
1
380 - Commerce, communications & transportation
1
400 - Language
1
410 - Linguistics
1
526 - Mathematical geography
1
534 - Sound & related vibrations
1
550 - Earth sciences
1
580 - Plants (Botany)
1
581 - Specific topics in natural history
1
624 - Civil engineering
1
629 - Other branches of engineering
1
658 - General management
1