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PTdecode/CImg-1.3.0/html/reference/formula.repository@cf9d239ac1c9

PTdecode/CImg-1.3.0/html/reference/formula.repository

Wed, 05 Aug 2009 17:10:56 +0100

author

Philip Pemberton <philpem@philpem.me.uk>

date

Wed, 05 Aug 2009 17:10:56 +0100

changeset 17

cf9d239ac1c9

parent 5

1204ebf9340d

permissions

-rwxr-xr-x

add README

 \form#0:$ v = 1/N \sum\limits_{k=1}^{N} (x_k - \bar x)^2 = 1/N \left( \sum\limits_{k=1}^N x_k^2 - \left( \sum\limits_{k=1}^N x_k \right)^2 / N \right) $

 \form#1:$ \bar x = 1/N \sum\limits_{k=1}^N x_k $

 \form#2:$ v = \frac{1}{N-1} \sum\limits_{k=1}^{N} (x_k - \bar x)^2 $