Classification
515 - Analysis
9
510 - Mathematics
3
500 - Natural sciences & mathematics
1
514 - Topology
1
516 - Geometry
1
517 - [Unassigned]
1
519 - Probabilities & applied mathematics
1
600 - Technology
1
620 - Engineering & allied operations
1
700 - The arts; fine & decorative arts
1
900 - History & geography
1