erc: who: Givens, Wallace what: Numerical Computation of the Characteristic Values of a Real Symmetric Matrix when: 1954 where: https://digital.library.unt.edu/ark:/67531/metadc100492/ erc-support: who: University of North Texas Libraries what: Permanent: Stable Content: when: 20081203 where: https://digital.library.unt.edu/ark:/67531/