Kressner, DLu, DVandereycken, B2018-11-082018-11-082018-11-08201810.1137/17M1127545https://infoscience.epfl.ch/handle/20.500.14299/151016WOS:000436971900018SUBSPACE ACCELERATION FOR THE CRAWFORD NUMBER AND RELATED EIGENVALUE OPTIMIZATION PROBLEMStext::journal::journal article::research article