CCSD/3-21G calculation of Verdet constants for H2O O H 1 R H 1 R 2 A R=1. A=100. *CFOUR(CALC=CCSD,PROP=VERDET,BASIS=3-21G DIFF_TYPE=UNRELAXED,SCF_CONV=12,CC_CONV=12,LINEQ_CONV=12) %frequency 1 0.11391