SEARCH Articles Figures Tables Acidic function classical definition Activation function, definition Amplitude functions, definitions Angular functions definition Antisymmetric wave function, definition Autocorrelation function, definition Basic function classical definition Canonical partition function definition Characteristic functions, definition Cholinesterases functional definition Classical Definition of Receptor-Mediated Functional Effects Classification function, definition Configuration state function definition Contact times functional definition Convex functions definition Correlation functions definition Cross-correlation function definition Definition Hybrid Functionals Definition of Electronic Charges from the Wave Function Definition of relative partition functions Definition of the logarithmic matrix function Definition of work function Definitions and properties of generating functions Definitions thermodynamic functions Deflection function definition Delta function, definition Density function definition Density functional derivatives definitions Density functional theory definition Diffuse functions, definition Direct correlation function definition Distribution Functions in Mixtures Definitions Energy functionals, definition Error function, definition derivatives Error function: definition Excess functions definition Excitation functions definition Exponential matrix function definition Fourier transform function, definition From Definitions to Function A Few Fundamental Ideas Function definition Function definition Functional bioassays definition Functional biomaterials definition Functional derivative definition Functional foods, definition Functional group exchanges definition Functional group: definition Functional groups density domain definition Functional imaging definitions Functional polymer definition Functional safety, definition Functional surfactant definition Functional, definition Functional, definition Functionalization reactions, definition Functions and the Definition of pH Generalized spherical functions definition Green function definition Hamiltonian function, definition Implicit functions: definition Indicator function definitions Information function, definition Kernel density function definition Lagrangian function, definition Laguerre functions definition Langevin function, definition Logistic function, definition Models functions, definition Modulation Transfer Function definition Number density function definition Objective function, definition Orientation function definition Pair distribution function definition Partition function definition Penetration function definition Perturbed wave functions, definitions Phase function definition Plant engineering function definition Preference functions definition Proper functions, definition Proteins function definition Radial distribution function definition Random function definition Reference-state density functional theory definition Residence time distribution function definition Response function definition Shape functions, definition Signature function, definition Solid-harmonic functions, definition Some other definitions of important thermodynamic functions State function: definition Stream function definition Symmetric wave function, definition System function definition Target functionality, definition Time correlation functions definition Transfer function, definition Universal functions definition Ventricular function definition Wave functions definition