Classification
512 - Algebra
60
516 - Geometry
13
515 - Analysis
11
514 - Topology
10
510 - Mathematics
8
519 - Probabilities & applied mathematics
5
530 - Physics
5
330 - Economics
1
371 - Schools & their activities; special education
1
518 - Numerical analysis
1
539 - Modern physics
1
620 - Engineering & allied operations
1