exterior derivativeexterior interior anglesexterior measureexterior of a setexterior pointexterior point of a setexterior productexterior product of linear formsexterior product of two vectorsexterior regionexternalexternal angleexternal auditexternal balanceexternal common tangentsexternal compositionexternal dataexternal direct productexternal direct sumexternal division of a line segmentexternal failure costsexternal financingexternal languageexternal lawexternal nodeexternal operationexternal rate of returnexternal tangentexternal tangent of two circlesexternal tangentsexternal transactionsexternally tangent circlesextinction coefficientextinction probabilityextinction timeextraextractextract a rootextract a root of a numberextracting the cubic rootextracting the square rootextractionextralogicalextraneousextraneous rootextraneous solutionextraneouseextraplationextrapolateextrapolation
