机译:New four-stages symmetric six-step method with improved phase properties for second order problems with periodical and/or oscillating solutions
King Saud Univ, Coll Sci, Dept Math, POB 2455, Riyadh 11451, Saudi Arabia;
Schrodinger equation; Multistep methods; Multistage methods; Interval of periodicity; Phase-lag; Phase-fitted; Derivatives of the phase-lag;