515 - Analysis 39 519 - Probabilities & applied mathematics 16 518 - Numerical analysis 13 003 - Systems 4 514 - Topology 4 530 - Physics 4 570 - Life sciences; biology 3 511 - General principles of mathematics 2 516 - Geometry 2 576 - Genetics & evolution 2 004 - Data processing & computer science 1 510 - Mathematics 1 523 - Specific celestial bodies & phenomena 1 532 - Fluid mechanics; liquid mechanics 1 538 - Magnetism 1 550 - Earth sciences 1 577 - Ecology 1 629 - Other branches of engineering 1