try 
   
  library(numDeriv)
?genD
   
  Pratap
  
Shubha Vishwanath Karanth <shubhak@ambaresearch.com> wrote:
  Hi,



Could anyone tell me what is the command used in R to do 

1. Differentiation
2. Newton Raphson method (Numerical Analysis in general...)



Are there any packages separately for this?



Thanks for your help!



BR, Shubha


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