DDC - 500 - Natural Sciences and Mathematics

000	100	200	300	400
500	600	700	800	900

Dewey Decimal Classification System 100s | DDC 1000s

[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

510.1 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

520.1 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

530.1 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

540.1 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

550.1 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

560.9 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
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
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
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
591.6 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

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