Upgrading from:

NumericalMath`Butcher`

All the functionality of NumericalMath`Butcher`is now available in the newly created Numerical Differential Equation Analysis Package.

To access functionality from the new Numerical Differential Equation Analysis Package, load NumericalDifferentialEquationAnalysis`:

Version 5.2 << NumericalMath`Butcher`;
ButcherPrincipalError[3]
Numerical Differential Equation Analysis Package

Many functions from NumericalMath`Butcher` are now found in the Numerical Differential Equation Analysis Package:

ButcherAlpha ButcherBeta ButcherBetaBar ButcherColumnConditions ButcherGamma ButcherHeight ButcherOrder ButcherPhi ButcherPlot ButcherPlotColumns ButcherPlotLabel ButcherPlotNodeSize ButcherPlotRootSize ButcherPrincipalError ButcherQuadratureConditions ButcherRowConditions ButcherRowSum ButcherSigma ButcherSimplify ButcherTreeCount ButcherTreeQ ButcherTrees ButcherTreeSimplify ButcherWidth RungeKuttaOrderConditions