[R] non-linear fourth-order differential equations

Wu Gong wg2f at mtmail.mtsu.edu
Mon Nov 29 00:31:10 CET 2010

Hi Yanika,

Please try ?uniroot and ?ployroot

f <- function(x) x^4-16
uniroot(f, lower= -3, upper=0)

A R learner.
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