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| numDeriv-package | Accurate Numerical Derivatives |
| 00.numDeriv.Intro | Accurate Numerical Derivatives |
| genD | Generate Bates and Watts D Matrix |
| grad | Numerical Gradient of a Function |
| hessian | Calculate Hessian Matrix |
| jacobian | Gradient of a Vector Valued Function |
| numDeriv.Intro | Accurate Numerical Derivatives |