DDC - 500 - Natural sciences & mathematics

DDC - 500 - Natural sciences & mathematics

Dewey Decimal Classification System

500 Natural sciences & mathematics	500 Generalities	500 Natural sciences & mathematics 500.2 Physical sciences 500.5 Space sciences 500.8 History and description with respect to kinds of persons 501 Philosophy & theory 502 Miscellany 502.8 Auxiliary techniques and procedures; apparatus, equipment, materials 503 Dictionaries & encyclopedias 504 505 Serial publications 506 Organizations & management 507 Education, research, related topics 507.8 Use of apparatus and equipment in study and teaching 508 Natural history 508.3 Treatment by areas, regions, places in general; by specific continents, countries, localities in the ancient world 509 Historical, areas, persons treatment
	510 Mathematics	510 Mathematics 510.1 Philosophy and theory 511 General topics 511.3 Mathematical (Symbolic) logic 512 Algebra & number theory 512.9 Foundations of algebra 513 Arithmetic 513.2 Specific arithmetic operations 513.5 Numeration systems 514 Topology 515 Analysis 516 Geometry 516.2 Euclidean geometry 516.3 Analytic geometries 516.9 Non-Euclidean geometries 517 518 519 Probabilities & applied mathematics 519.2 Probabilities 519.3 Game theory 519.4 Applied numerical analysis 519.5 Statistical mathematics 519.7 Programming 519.8 Special topics
	520 Astronomy & allied sciences	520 Astronomy & allied sciences 520.1 Philosophy and theory 521 Celestial mechanics 522 Techniques, equipment, materials 523 Specific celestial bodies & phenomena 523.1 The universe; space, galaxies, quasars 523.2 Solar system 523.3 Moon 523.4 Planets 523.5 Meteoroids, solar wind, zodiacal light 523.6 Comets 523.7 Sun 523.8 Stars 523.9 Satellites and rings; eclipses, transits, occultations 524 525 Earth (Astronomical geography) 526 Mathematical geography 526.3 Geodetic surveying 526.9 Surveying 527 Celestial navigation 528 Ephemerides 529 Chronology
	530 Physics	530 Physics 530.1 Theories and mathematical physics 530.4 States of matter 530.8 Testing and measurement 531 Classical mechanics; Solid mechanics 532 Fluid mechanics; Liquid mechanics 533 Gas mechanics 534 Sound & related vibrations 534.5 Subsonic and ultrasonic vibrations 535 Light & related radiations 535.5 Beams 535.6 Color 535.8 Spectroscopy 536 Heat 537 Electriticy & electronics 537.5 Electronics 537.6 Electric currents (Electrodynamics) and thermoelectricity 538 Magnetism 539 Modern physics 539.2 Radiations (Radiant energy) 539.7 Atomic and nuclear physics
	540 Chemistry & allied sciences	540 Chemistry & allied sciences 540.1 Philosophy and theory 540.2 Miscellany 541 Physical & theoretical chemistry 541.2 Theoretical chemistry 541.3 Physical chemistry 542 Techniques, equipment, materials 543 Analytical chemistry 544 Qualitative analysis 545 Quantitative analysis 546 Inorganic chemistry 547 Organic chemistry 547.1 Physical and theoretical organic chemistry 547.3 Analytical organic chemistry 547.7 Macromolecular and related compounds 547.8 Other organic substances 548 Crystallography 549 Mineralogy 549.9 Geographic distribution of minerals
	550 Earth sciences	550 Earth sciences 550.1 Philosophy and theory 550.9 Historical, geographic, persons treatment 551 Geology, hydrology, meteorology 551.1 Gross structure and properties of the earth 551.2 Volcanoes, earthquakes, thermal waters and gases 551.3 Surface and exogenous processes and their agents 551.4 Geomorphology and hydrosphere, water 551.5 Meteorology 551.6 Climatology and weather 551.7 Historical geology 551.8 Structural geology 551.9 Geochemistry 552 Petrology 553 Economic geology 553.2 Carbonaceous materials 553.3 Iron 553.4 Metals and semimetals 553.5 Structural and sculptural stone 553.6 Other economic materials 553.7 Water 553.8 Gems 554 Earth sciences of Europe 555 Earth sciences of Asia 556 Earth sciences of Africa 557 Earth sciences of North America 558 Earth sciences of South America 559 Earth sciences of other areas
	560 Paleontology, paleozoology	560 Paleontology; Paleozoology 560.9 Historical, geographic, persons treatment of paleontology, of paleozoology 561 Paleobotany 562 Fossil invertebrates 563 Fossil primitive phyla 564 Fossil mollusks & related phyla 565 Other fossil invertebrates 566 Fossil vertebrates 567 Fossil cold-blooded vertebrates 567.9 Reptiles 568 Fossil birds 569 Fossil mammals
	570 Life sciences	570 Life sciences 571 572 Human races 572.9 Geographic distribution of races 573 Physical anthropology 573.2 Evolution and genetics of humankind 573.3 Prehistoric humankind 574 Biology 574.1 Physiology 574.2 Pathology 574.3 Development and maturation 574.4 Anatomy and morphology 574.5 Ecology 574.6 Economic biology 574.8 Tissue, cellular, molecular biology 574.9 Geographic treatment of organisms 575 Evolution & genetics 575.1 Genetics 575.2 Variation 576 Microbiology 577 General nature of life 578 Microscopy in biology 579 Collection and preservation
	580 Botanical sciences	580 Botanical sciences 581 Botany 581.1 Physiology of plants 581.2 Pathology of plants 581.3 Development and maturation of plants 581.4 Anatomy and morphology 581.5 Ecology 581.6 Economic botany 581.8 Tissue, cellular, molecular botany 581.9 Geographic treatment of plants 582 Seed-bearing plants 582.1 Nontaxonomic groupings 583 Dicotyledons 584 Monocotyledons 585 Gymnosperms (Naked-seed plants) 586 Seedless plants 587 Pteridophyta (Vascular seedless plants) 588 Bryophytes 589 Thallophytes & prokaryotes 589.1 Lichens 589.2 Fungi 589.3 Algae 589.4 Specific types of algae 589.9 Prokaryotes; Bacteria
	590 Zoological sciences	590 Zoological sciences 591 Zoology 591.1 Physiology of animals 591.2 Pathology of animals 591.3 Development and maturation of animals 591.4 Anatomy and morphology of animals 591.5 Ecology of animals 591.4 Anatomy and morphology 591.5 Ecology 591.6 Economic biology 591.8 Tissue, cellular, molecular zoology 591.9 Geographic treatment of animals 592 Invertebrates 593 Protozoa, Echinodermata, related phyla 593.1 Protozoa 593.4 Parazoa Sponges 593.6 Anthozoa 593.7 Hydrozoa and Scyphozoa 593.8 Comb jellies 593.9 Echinodermata 594 Mollusks & related phyla 595 Other invertebrates 595.1 Worms and related animals 595.3 Crustaceans and chelicerates 595.4 Arachnids 595.6 Progoneata 595.7 Insects 596 Vertebrates 597 Cold-blooded vertebrates 597.6 Amphibians 597.7 Apoda (Caecilians) 597.8 Anura (Salientia) 597.9 Reptiles 598 Birds 598.2 Ecology and geographic treatment of birds 598.3 Charadriiformes, Ciconiiformes, Gruiformes 598.4 Anseriformes and other water birds 598.5 Palaeognathae 598.6 Galliformes and Columbiformes 598.7 Coliiformes, Cuculiformes, Piciformes, Psittaciformes, Trogoniformes 598.8 Perching birds, Apodiformes, Coraciiformes 598.9 Birds of prey, owls, Caprimulgiformes 599 Mammals 599.1 Monotremes 599.2 Marsupials 599.3 Unguiculata 599.4 Bats 599.5 Cetaceans and sirenians 599.6 Paenungulata 599.7 Ungulates, carnivores, aardvarks 599.8 Primates 599.9 Humankind and forebears