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Fundamental Journal of Mathematics and Applications
Spreadsheet solver using VBA programming has been designed for solving initial value problems (IVPs), analytically and numerically by all Runge-Kutta (RK) methods including also fifth order with calculation of true percent relative error for corresponding RK method. This solver is user-friendly especially for beginner users of Excel and VBA.doi:10.33401/fujma.401219 fatcat:7xpfhqbstngbhdnxy3ccc2q62q