New entries

Lower sum English Riemann integral English Cardinality of the continuum English Variational method English Real numbers English Infimum English Strict order relation English Minimal element English Well-founded relation English Divergence detection English Termination analysis English Well-founded induction English Descending chain condition English Artinian ring English Contractibility English Contour integral English Simply connectedness English Simplicial set English Contractible space English Chain complex English t-structure English Mapping cone English Relation English Homological algebra English Free module English Artinian module English Submodule English Factor module English Factor object English Quotient object English Category theory English Coimage English Derived category English Essential spectrum English Cokernel English Real symmetric matrix English Self-adjoint operator English Fredholm operator English Bounded operator English Symmetry and invariance English Translation operator English Quotient rule English Differentiation English Shift operator English Forecasting English Difference operator English Differencing English Moving average model English Time series analysis English Residual English Error term English Bayesian inference English Residual analysis English Baseline correction English Multi-exponential fit English Ring-down method English Energy loss per cycle English Quality factor English Dipolar polarization English Electronic polarization English Microwave engineering English Dielectric loss English Voltage English Picofarad English Dielectric strength English Capacitors English Interfacial polarization English Dielectric English Non-uniform electric field English electric flux English Flux English Circulation English Green's theorem English Simply connected domain English Exact differential equation English Exactness condition English Integrating factor English Bernoulli equation English Cauchy problem English First-order differential equation English Initial condition English Antiderivative English Constant English Addition English Orthogonal complement English Triangle inequality English Cone mosaic English Rod cell English Cone cell English Photon counting English Synchrotron radiation English Photon English Visible light English Spectrum English Quaternion English Conjugation operator English Inner product English Minkowski metric English Length contraction English Lorentz symmetry English