special linear groupspecial linear group in n variablesspecial purposespecial relativityspecial sequencespecial theorem of repeated trialsspecial theoryspecial theory of relativityspecial typesspecial unitary groupspecializationspecialized staffspeciesspecies of a set of pointsspecificspecific gravityspecific heatspecificationspecification curvaturespecification hypothesisspecification limitspecification the law ofspecificationsspecificityspecifyspecimenspectralspectral analysisspectral density functionspectral distributionspectral factorizationspectral functionspectral mapping theoremspectral measurespectral normspectral radiusspectral representationspectral resolutionspectral sequencespectral theoremspectral valuespectrographic analysisspectrometerspectroscopespectrumspectrum of a transformationspeedspeed of lightspeed of soundspeeding variance