(Class here: Fourier, Hilbert, Laplace, Z transforms)
PBKJ
|
Differential calculus & equations
|
PBKL
|
Integral calculus & equations
|
PBKQ
|
Calculus of variations
|
PBKS
|
Numerical analysis
|
PBM
|
Geometry
|
PBMB
|
Trigonometry
|
PBMH
|
Euclidean geometry
|
PBML
|
Non-Euclidean geometry
|
PBMP
|
Differential & Riemannian geometry
|
PBMS
|
Analytic geometry
|
PBMW
|
Algebraic geometry
|
PBMX
|
Fractal geometry
|
PBP
|
Topology
|
PBPD
|
Algebraic topology
|
PBPH
|
Analytic topology
|
PBT
|
Probability & statistics
|
PBTB
|
Bayesian inference
|
PBU
|
Optimization
|
PBUD
|
Game theory
|
PBUH
|
Linear programming
|
PBV
|
Combinatorics & graph theory
|
PBW
|
Applied mathematics
|
|
(See also: TBJ: “Maths for engineers”; PDE: “Maths for scientists”; UYAM: “Maths for computer scientists”)
|
PBWH
|
Mathematical modelling
|
PBWL
|
Stochastics
|
PBWR
|
Nonlinear science
|
PBWS
|
Chaos theory
|
PBWX
|
Fuzzy set theory
|
PBX
|
History of mathematics
|
PD
|
Science: general issues
|
PDA
|
Philosophy of science
|
PDC
|
Scientific nomenclature & classification
|
PDD
|
Scientific standards, measurement etc
|
PDE
|
Maths for scientists
|
|
(See also: PBW: “Applied mathematics”)
|
PDG
|
Industrial applications of scientific research & technological innovation
|
PDK
|
Science funding & policy
|
PDM
|
Scientific research
|
PDN
|
Scientific equipment, experiments & techniques
|
PDR
|
Impact of science & technology on society
|
PDX
|
History of science
|
|
(See also: TBX: “History of engineering & technology”)
|
PDZ
|
Popular science
|
|
(Use with other P* code indicating area of science given popular treatment)
|
|
(See also: WNX: “Popular astronomy & space”)
|
PG
|
Astronomy, space & time
|
|
(See also: TTD: “Space science” and following)
|
PGC
|
Theoretical & mathematical astronomy
|
|
(See also: PHVB: “Astrophysics”)
|
PGG
|
Astronomical observation: observatories, equipment & methods
|
|
(See also: WNX: “Popular astronomy & space”)
|
PGK
|
Cosmology & the universe
|
PGM
|
Galaxies & stars
|
PGS
|
Solar system: the Sun & planets
|
PGT
|
Astronomical charts & atlases
|
PGZ
|
Time (chronology), time systems & standards
|
PH
|
Physics
|
PHD
|
Classical mechanics
|
PHDB
|
Elementary mechanics
|
PHDD
|
Analytical mechanics
|
PHDF
|
Fluid mechanics
|
PHDS
|
Wave mechanics (vibration & acoustics)
|
PHDT
|
Dynamics & statics
|
PHDV
|
Gravity
|
PHDY
|
Energy
|
PHF
|
Materials / States of matter
|
PHFB
|
Low temperature physics
|
PHFC
|
Condensed matter physics (liquid state & solid state physics)
|
PHFC1
|
Soft matter physics
|
PHFC2
|
Mesoscopic physics
|
PHFG
|
Physics of gases
|
PHFP
|
Plasma physics
|
PHH
|
Thermodynamics & heat
|
PHJ
|
Optical physics
|
PHJL
|
Laser physics
|
PHK
|
Electricity, electromagnetism & magnetism
|
PHM
|
Atomic & molecular physics
|
PHN
|
Nuclear physics
|
PHP
|
Particle & high-energy physics
|
PHQ
|
Quantum physics (quantum mechanics & quantum field theory)
|
PHR
|
Relativity physics
|
PHS
|
Statistical physics
|
PHU
|
Mathematical physics
|
PHV
|
Applied physics
|
PHVB
|
Astrophysics
|
PHVD
|
Medical physics
|
PHVG
|
Geophysics
|
|
(See also: RBG: “Geology & the lithosphere” and following)
|
PHVJ
|
Atmospheric physics
|
PHVN
|
Biophysics
|
PHVQ
|
Chemical physics
|
PHVS
|
Cryogenics
|
PN
|
Chemistry
|
|
(See also: TDC: “Industrial chemistry & chemical engineering”; TQ: “Environmental science, engineering & technology” and following)
|
PNF
|
Analytical chemistry
|
PNFC
|
Chromatography
|
PNFR
|
Magnetic resonance
|
PNFS
|
Spectrum analysis, spectrochemistry, mass spectrometry
|
PNK
|
Inorganic chemistry
|
PNN
|
Organic chemistry
|
PNND
|
Organometallic chemistry
|
PNNP
|
Polymer chemistry
|
PNR
|
Physical chemistry
|
PNRC
|
Colloid chemistry
|
PNRD
|
Catalysis
|
PNRH
|
Electrochemistry & magnetochemistry
|
PNRL
|
Nuclear chemistry, photochemistry & radiation
|
PNRP
|
Quantum & theoretical chemistry
|
PNRS
|
Solid state chemistry
|
PNRW
|
Thermochemistry & chemical thermodynamics
|
PNRX
|
Surface chemistry & adsorption
|
PNT
|
Crystallography
|
PNV
|
Mineralogy & gems
|
PS
|
Biology, life sciences
|
|
(Use PS* codes for academic, specialist and professional level works; prefer WN* codes for natural history etc for the general reader)
|
|
(See also: WN: “Nature & the natural world: general interest” and following)
|
PSA
|
Life sciences: general issues
|
PSAB
|
Taxonomy & systematics
|
PSAD
|
Bio-ethics
|
|
(See also: MBDC: “Medical ethics & professional conduct”; JBFV: “Ethical issues & debates”)
|
PSAF
|
Ecological science, the Biosphere
|
|
(Use for comprehensive scientific, objective & descriptive works on living organisms & their relationship with their environment)
|
|
(See also: RNC: “Applied ecology”)
|
PSAG
|
Xenobiotics
|
PSAJ
|
Evolution
|
PSAK
|
Genetics (non-medical)
|
|
(Class here: DNA, Genome etc)
|
|
(See also: TCBG: “Genetic engineering”; MFN: “Medical genetics”)
|
PSAN
|
Neurosciences
|
|
(See also: GTK: “Cognitive science”)
|
PSAX
|
Computational biology / bioinformatics
|
|
(See also: MBF: “Medical & health informatics”)
|
PSB
|
Biochemistry
|
|
(Class here: biochemical immunology, non-medical toxicology, enzymology, lipids etc)
|
PSC
|
Developmental biology
|
PSD
|
Molecular biology
|
PSF
|
Cellular biology (cytology)
|
PSG
|
Microbiology (non-medical)
|
|
(Class here: protozoa, non-medical bacteriology, parasitology, virology etc)
|
PSGN
|
Protozoa
|
PSP
|
Hydrobiology
|
|
(See also: RBK: “Hydrology & the hydrosphere”)
|
PSPF
|
Freshwater biology
|
|
(See also: RBKF: “Limnology (freshwater)”)
|
PSPM
|
Marine biology
|
|
(See also: RBKC: “Oceanography (seas)”)
|
PSQ
|
Mycology, fungi (non-medical)
|
PST
|
Botany & plant sciences
|
PSV
|
Zoology & animal sciences
|
|
(See also: WNC: “Wildlife: general interest”)
|
PSVA
|
Zoology: insects (entomology) & other invertebrates
|
|
(Class here: molluscs, crustaceans, arachnids (spiders), annelids (worms))
|
|
(See also: WNCN: “Wildlife: butterflies, other insects & spiders: general interest”)
|
PSVC
|
Zoology: fishes (ichthyology)
|
|
(See also: WNCS: “Wildlife: aquatic creatures: general interest”)
|
PSVF
|
Zoology: amphibians & reptiles (herpetology)
|
|
(See also: WNCK: “Wildlife: reptiles & amphibians: general interest”)
|
PSVJ
|
Zoology: birds (ornithology)
|
|
(See also: WNCB: “Wildlife: birds & birdwatching: general interest”)
|
PSVM
|
Zoology: mammals
|
|
(See also: WNCF: “Wildlife: mammals: general interest”)
|
PSVM1
|
Zoology: marsupials & monotremes
|
PSVM2
|
Zoology: marine & freshwater mammals
|
|
(Class here: cetacea & sirenia - whales, dolphins, seacows, etc; class seals, sea lions, walruses, etc under PSVM)
|
|
(See also: WNCS: “Wildlife: aquatic creatures: general interest”)
|
PSVM3
|
Zoology: primates (primatology)
|
|
(Class here: lemurs, monkeys, apes)
|
PSX
|
Human biology
|
PSXE
|
Early man
|
|
(Class here: hominidae & human forebears)
|
Q
|
Philosophy & Religion
|
QD
|
Philosophy
|
QDH
|
History of philosophy, philosophical traditions
|
QDHA
|
Ancient philosophy
|
QDHC
|
East Asian & Indian philosophy
|
QDHF
|
Medieval philosophy
|
|
(Class here: Scholastic & Humanist philosophy, Aquinas, Erasmus, etc)
|
QDHK
|
Islamic & Arab philosophy
|
|
(See also: QRP: “Islam” and following)
|
QDHM
|
Western philosophy: Enlightenment
|
|
(Class here: Empiricism, Rationalism, Descartes to Kant)
|
QDHR
|
Modern philosophy: since c 1800
|
QDHR1
|
Idealism
|
QDHR3
|
Pragmatism
|
QDHR5
|
Phenomenology & Existentialism
|
QDHR7
|
Structuralism & Post-structuralism
|
QDHR9
|
Analytical philosophy & Logical Positivism
|
QDT
|
Topics in philosophy
|
|
(See also: KCA: “Economic theory & philosophy”; JNA: “Philosophy & theory of education”; CFA: “Philosophy of language”; PBB: “Philosophy of mathematics”; PDA: “Philosophy of science”)
|
QDTJ
|
Philosophy: metaphysics & ontology
|
|
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