EntityQ1191862· pop 15· linked from 47 articlesRouché's theoremSign in to savetheoremConnectionsRiemann mapping theoremEntityCarl Friedrich GaussEntityLeonhard EulerEntityInternational Standard Book NumberEntitycomplex numberEntitymathematical analysisEntityfunctionEntityreal numberEntityBernhard RiemannEntityKarl WeierstraßEntityAugustin-Louis CauchyEntitycomplex analysisEntityimaginary numberEntityEuler's formulaEntityfundamental theorem of algebraEntitycomplex conjugateEntitycomplex planeEntityholomorphic functionEntityCauchy's integral formulaEntityanalytic functionEntityCategoriesTheorems in complex analysis