00402nam 2202748 45000010005000000030023000050050009000280080041000370820011000780200014000891000023001032600044001262500011001703000015001812450050001962748StarLibrary Marc Built20180420201711 ||||| |||||||||||amh  a515.35 a470720409 aRobert D Richtmyer bNew York: Interscience Publisher c1967 a2nd ed a405p: 24cm aDifference Methods for Initial-Value Problems