R version 3.4.0 (2017-04-21) -- "You Stupid Darkness"
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Platform: x86_64-pc-linux-gnu (64-bit)

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> x <- array(list(2.120,3.70,4.80,5.70,6.65,7.51.59,8.40.95,9.32.5),dim=c(1,8),dimnames=list(c('Y','X1','X2'),1:8))
Error: unexpected numeric constant in "x <- array(list(2.120,3.70,4.80,5.70,6.65,7.51.59"
Execution halted