** Factor

** Spike, reluctantly and unreliably from the episode " Pangs " until the episode " The Yoko Factor ".

** Factor V Leiden is named after the city of Leiden where it was discovered in 1994.

** The Krypton Factor ( US game show ) American version

** Factor V Leiden

** Choice TV Reality / Variety Host for Fear Factor ( 2003, Nominated )

** Factor earnings – a credit entry

** Factor payments – a debit entry

** The X Factor ( UK )

** The X Factor, XSeer Al Najah, pan-Arab version

** X Factor ( Albania )

** The X Factor ( Australia )

** X Factor ( Belgium )

** X Factor ( Bulgaria )

** X Factor ( China )

** X Factor ( Czech Republic )

** X Factor ( Denmark )

** X Factor ( Finland )

** X Factor ( France )

** The X Factor ( Greece )

** X Factor ( Iceland )

** X Factor ( India )

** X Factor ( Indonesia )

** X Factor ( Italy )

** The Hahn – Banach theorem in functional analysis, allowing the extension of linear functionals

** Historic paint analysis

** Analysis – analysis of current design goals

** for their fundamental contributions to performance analysis and optimization of stochastic systems

** In complex analysis, the Omega constant, a solution of Lambert's W function

** In circuit analysis and signal processing to represent natural frequency, related to frequency f by ω = 2πf

** Instrumental analysis

** Outline of regression analysis

** Time series analysis

** Principal component analysis ( PCA )

** Cluster analysis

** Ibn Khaldun ( 1332 – 1406 ) – in his Muqaddimah ( later translated as Prolegomena in Latin ), the introduction to a seven volume analysis of universal history, was the first to advance social philosophy and social science in formulating theories of social cohesion and social conflict.

** Tolerance analysis, the study of accumulated variation in mechanical parts and assemblies

** Unit of analysis, a type of entity ( e. g. person, house, neighborhood ) specifying the level at which data is analyzed

** Statistical unit, a single data point, or collection of data points grouped as a single entity, on which statistical analysis is performed

** In London, scientists report their DNA analysis findings from a Neanderthal skeleton, which support the out of Africa theory of human evolution, placing an " African Eve " at 100, 000 to 200, 000 years ago.

** Circuit analysis, the process of finding the voltages across, and the currents through, every component in an electrical circuit

** Real analysis on time scales – a unification of real analysis with calculus of finite differences

** Flowmaster V7 Software for the analysis of fluid mechanics within pipe networks using 1D Computational Fluid Dynamics

** Pole ( complex analysis ), a certain type of mathematical singularity

** America's Frontier Heritage ( 1984 ), an analysis of the frontier experience from perspective of social sciences and historiography

** High serum concentration of low-density lipoprotein ( LDL, " bad if elevated concentrations and small "), and / or very low density lipoprotein ( VLDL ) particles, i. e., " lipoprotein subclass analysis "

** Low serum concentration of functioning high density lipoprotein ( HDL " protective if large and high enough " particles ), i. e., " lipoprotein subclass analysis "