There is a well known problem (http://ask.sagemath.org/question/192/
compiling-r-with-png-support) with plotting in R that apparently some
people successfully eliminated by installing the libraries mentioned
and  recompiling. I didn’t succeed, so I'm trying a work around and
stumbled over an other problem.

If I use this little script:

def ndistribpts(x): return (x,r.dnorm(x,mean=100,sd=25))
v=map(ndistribpts,range(98,103))
v

[(98, [1] 0.01590671), (99, [1] 0.01594493), (100, [1] 0.01595769),
(101, [1] 0.01594493), (102, [1] 0.01590671)]
However this cannot be plotted.

A similar script:

def cube(x): return (x,x*x*x)
v=map(cube,range(98,103))
v

[(98, 941192), (99, 970299), (100, 1000000), (101, 1030301), (102,
1061208)]
That easily can be used by scatter_plot

I suppose it has something to do with the “[1] ” in front of each R
result. I have no idea how to eliminate that. The result cannot be
treated as a

string [3:]

or as matrix .GetItem(1)

Thank you for considering this.
R.

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