R is a language and environment for statistical computing and graphics that provides a wide variety of statistical (linear and nonlinear modelling, classical statistical tests, time-series analysis, classification, clustering, ...) and graphical techniques and is highly extensible. (Questions about problems and bugs encountered when using R belong on the R-help mailing list (https://stat.ethz.ch/mailman/listinfo/r-help).)
Questions tagged [r]
55 questions
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Is there a FEM package for R
I am looking for a R package that performs finite element analysis. Is there a fenics or equivalent FEM package for R?
Graham G
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1
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2 answers
efficient way to compute lagrange polynomials
For two given vectors, not necessairly the same length, $x=(x_1,\dots,x_N)$ and $s=(s_1,\dots,s_M)$ I would like to compute the following term as efficiently as possible in R. For $j=1, \dots, N$
$$ H_j:=\sum_{i=1}^Ml_i(x_j)$$
where
$$l_i(x_j)=…
math
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R language - how to list variables in use
How can I generate a list of all the variables that have been assigned in an R language session?
