TY - JOUR AU - Friedland, Shmuel TI - The Collatz-Wielandt quotient for pairs of nonnegative operators JO - Applications of Mathematics PY - 2020 SP - 557 EP - 597 VL - 65 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.21136/AM.2020.0260-19/ DO - 10.21136/AM.2020.0260-19 LA - en ID - 10_21136_AM_2020_0260_19 ER -