Classification
515 - Analysis
10
512 - Algebra
5
510 - Mathematics
3
516 - Geometry
3
004 - Data processing & computer science
1
500 - Natural sciences & mathematics
1
509 - Historical, geographic & persons treatment
1
511 - General principles of mathematics
1
519 - Probabilities & applied mathematics
1
530 - Physics
1
551 - Geology, hydrology & meteorology
1
620 - Engineering & allied operations
1