electionelection forecasting transferable vote systemelection projectionelementelement of a determinantelement of a matrixelementary eventelements analysiselicitationelimination methodelimination of variablesellipseellipsoidellipsoid of concentrationellipsoidalellipticelliptic coordinateselliptic operatorelliptically contoured distributionem algorithmembedded processempirical bayes theoryempirical density functionempirical distribution functionempirical likelihoodempirical processemployment cost indexencodingengineering statisticsensembleentityentropyentropy of a transformationentropy principleentry of a determinantentry of a matrixenumerationenvelopenvironmental statisticsenvironmetricsepidemicsepidemiologicalepidemiological statisticsepistemicepistomologyepstein scoring ruleequal setsequalityequality signequalization