- 0 General literature
- 004 Computer science
- 504 Environmental sciences
- 51 Mathematics
- 52 Astronomy, Geodesy, Remote sensing, Geographic information system
- 53 Physics
- 54 Chemistry, mineralogy
- 55 Geology and meteorology
- 56 Paleontology
- 57 Biological sciences
- 62 Engineering sciences, technology, industry
- 711 Regional planning
- 91 Geography
- 93 History of science
- 99 Textbooks, teaching

0 | General literature |
---|---|

001.2 | Handbooks |

001.89 | Science policy |

001.92 | Popularisation of science |

004 | Computer science |
---|---|

004.01 | General and references |

004.02 | Hardware |

004.03 | Computer system organization |

004.04 | Networks |

004.05 | Software and its engineering |

004.06 | Theory of computation |

004.07 | Mathematics of computing |

004.08 | Information systems |

004.09 | Security and privacy |

004.10 | Human-centered computing |

004.11 | Computing methodologies |

004.12 | Applied computing |

004.13 | Social and professional topics |

504 | Environmental sciences |
---|

51 | Mathematics |
---|---|

51.00 | General mathematics |

51.00.30 | Philosophy of mathematics |

51.03 | Mathematical logic, Set theory and foundations |

51.05 | Combinatorics |

51.06 | Order, lattices |

51.08 | General algebraic systems |

51.10 | Number theory |

51.11 | Textbooks of algebra |

51.12 | Field theory and polynomics |

51.13 | Commutative rings and algebras |

51.14 | Algebraic geometry |

51.15 | Linear algebra |

51.16 | Associative rings and algebras |

51.17 | Nonassociative rings and algebras |

51.18 | Category theory, homological algebra |

51.20 | Group theory |

51.22 | Topological groups, Lie groups |

51.26 | Real functions |

51.28 | Measure and integration |

51.30 | Functions of a complex variable |

51.31 | Potential theory |

51.32 | Several complex variables and analytic spaces |

51.33 | Special functions |

51.34 | Ordinary differential equations |

51.35 | Partial differential equations |

51.37 | Dynamical systems |

51.39 | Difference and functional equations |

51.40 | Sequences, series, summability |

51.41 | Approximations and expansions |

51.42 | Fourier analysis |

51.43 | Abstract harmonic analysis |

51.44 | Integral transforms |

51.45 | Integral equations |

51.46 | Functional analysis |

51.47 | Operator theory |

51.49 | Calculus of variations |

51.51 | Geometry |

51.52 | Convex and discrete geometry |

51.53 | Differential geometry |

51.54 | General topology |

51.55 | Algebraic topology |

51.57 | Manifolds and cell complexes |

51.58 | Global analysis, analysis on manifolds |

51.60 | Probability theory |

51.62 | Statistical science |

51.65 | Numerical analysis |

51.90 | Economy, operations research, mathematical programming |

51.91 | Mathematical economics |

51.93 | Systems theory; control |

51.94 | Information and communication |

519.6 | Computational methods |

52 | Astronomy, Geodesy, Remote sensing, Geographic information system |
---|---|

52 | Astronomy |

52.7 | Radio astronomy |

520 | Instrumentation and methods |

521 | Celestial mechanics |

523 | Solar systems |

524 | Universe |

524.3 | Stars |

524.5 | Interstellar matter |

524.8 | Cosmology |

528 | Geodesy |

528.8 | Remote sensing |

528.9 | Geographic information system |

53 | Physics |
---|---|

53.01 | Physical tables |

53.05 | Measurement methods |

530.1 | Basic principles of physics and mathematical physics |

530.12 | Relativity principle |

530.145 | Quantum theory |

531 | Mechanics |

531.3 | Dynamics |

532 | Hydrodynamics |

533.9 | Plasma physics |

534 | Mechanical vibrations, acoustics |

535 | Optics and laser physics |

536 | Thermodynamics and statistical physics |

537 | Electrodynamics, classical field theory |

539.12 | Elementary particle physics and quantum field theory |

539.14 | Nuclear physics |

539.18 | Atomic and molecular physics |

539.2 | Condensed matter |

54 | Chemistry, mineralogy |
---|---|

541.1 | Physical chemistry |

541.28 | Radiochemistry |

541.6 | Polymer chemistry |

543 | Analytical chemistry |

543.42 | Spectroscopia |

544.18 | Quantum chemistry |

544.3 | Thermodynamics |

544.4 | Kinetics |

546 | Inorganic chemistry |

547 | Organic chemistry |

548 | Crystallography |

549 | Mineralogy |

55 | Geology and meteorology |
---|---|

55.01 | Analytical methods |

55.08 | Areal geology, Nordic countries |

55.14 | Areal geology, Europe |

55.15 | Areal geology, Asia |

55.16 | Areal geology, Africa |

55.17 | Areal geology, America |

550.3 | Geophysics |

550.34 | Seismology |

550.38 | Geomagnetism |

550.4 | Geochemistry |

550.42 | Isotope geology |

551 | General geology |

551.21 | Vulcanology |

551.23 | Geodynamics |

551.243 | Structural geology |

551.305.1 | Sedimentology |

551.32 | Glasiology |

551.4 | Geomorphology |

551.46 | Oseanography |

551.5 | Meteorology |

551.509 | Sään ennustaminen |

551.51 | Ilmakehän koostumus |

551.52 | Ilmakehän säteily |

551.55 | Tuuli |

551.57 | Ilman kosteus |

551.58 | Climatology |

551.59 | Erilaiset ilmiöt |

551.7 | Historical geology |

552 | Petrology |

553 | Ore geology |

556 | Hydrology |

556.3 | Hydrogeology |

56 | Paleontology |
---|

57 | Biological sciences |
---|---|

573 | Biology (general and theoretical biology) |

574 | Ecology |

574.9 | Biogeography |

577.3 | Biophysics, medical physics |

62 | Engineering sciences, technology, industry |
---|---|

62 | Engineering sciences and technology |

620.1 | Materials physics |

620.9 | Energy economics |

621.039 | Nuclear technology |

621.38 | Electronics |

622 | Engineering geology |

623.459 | Chemical weapons |

711 | Regional planning |
---|

91 | Geography |
---|---|

91 | Geography in general |

911.2 | Physical geography |

911.3 | Human geography |

911.331 | Economical geography |

911.332 | Political geography |

911.338 | Tourism, tourism geography |

911.375 | Urban geography |

911.8 | Methodology |

912 | Cartography |

913 | Regional geography in general |

914 | Europe |

914.7 | Russia |

914.8 | Nordic countries |

914.80 | Finland |

915 | Asia |

916 | Africa |

917 | North America |

918 | South America |

919.16 | Polar regions |

919.9 | Australia and Oceania |

93 | History of science |
---|---|

93.004 | History of computer science |

93.51 | History of mathematics |

93.53 | History of physics |

93.539 | Biographies in physics |

93.54 | History of chemistry |

93.55 | History of geology |

93.91 | History of georaphy |

99 | Textbooks, teaching |
---|---|

99.51 | Textbooks in mathematics |

99.511 | High school etc. textbooks in mathematics |

99.53 | Textbooks in physics |

99.531 | High school etc. textbooks in physics |

99.54 | Textbooks in chemistry |

99.541 | High school etc. textbooks in physics |

99.91 | Textbooks in geography |

990 | Education, teaching |