NaN package in Octave Forge shadows some core functions

[José Luis García Pallero]

Hello:

I've installed the NaN package from Octave Forge and I obtain some
warnings about function shadowing:

warning: function /opt/octave/share/octave/packages/nan-3.1.4/var.m
shadows a core library function
warning: function /opt/octave/share/octave/packages/nan-3.1.4/median.m
shadows a core library function
warning: function /opt/octave/share/octave/packages/nan-3.1.4/ranks.m
shadows a core library function
warning: function /opt/octave/share/octave/packages/nan-3.1.4/mad.m
shadows a core library function
warning: function /opt/octave/share/octave/packages/nan-3.1.4/cov.m
shadows a core library function
warning: function /opt/octave/share/octave/packages/nan-3.1.4/mean.m
shadows a core library function
warning: function /opt/octave/share/octave/packages/nan-3.1.4/meansq.m
shadows a core library function
warning: function
/opt/octave/share/octave/packages/nan-3.1.4/prctile.m shadows a core
library function
warning: function
/opt/octave/share/octave/packages/nan-3.1.4/corrcoef.m shadows a core
library function
warning: function /opt/octave/share/octave/packages/nan-3.1.4/std.m
shadows a core library function
warning: function
/opt/octave/share/octave/packages/nan-3.1.4/detrend.m shadows a core
library function
warning: function
/opt/octave/share/octave/packages/nan-3.1.4/spearman.m shadows a core
library function
warning: function /opt/octave/share/octave/packages/nan-3.1.4/sumsq.m
shadows a built-in function
warning: function /opt/octave/share/octave/packages/nan-3.1.4/center.m
shadows a core library function
warning: function /opt/octave/share/octave/packages/nan-3.1.4/range.m
shadows a core library function
warning: function
/opt/octave/share/octave/packages/nan-3.1.4/skewness.m shadows a core
library function
warning: function
/opt/octave/share/octave/packages/nan-3.1.4/quantile.m shadows a core
library function
warning: function /opt/octave/share/octave/packages/nan-3.1.4/zscore.m
shadows a core library function
warning: function /opt/octave/share/octave/packages/nan-3.1.4/iqr.m
shadows a core library function
warning: function
/opt/octave/share/octave/packages/nan-3.1.4/kurtosis.m shadows a core
library function
warning: function /opt/octave/share/octave/packages/nan-3.1.4/moment.m
shadows a core library function

Should be these functions deleted from the nan package or is safe to
maintain them?

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José Luis García Pallero
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