In [2]:

    

from math import log


    

In [ ]:

    

pneg = gneg(x)
ppos = gpos(x)


    

In [9]:

    

-((.5*log(.5,2))+(.5*log(.5,2)))


    

    
Out[9]:





1.0

In [8]:

    

-((.4*log(.4,2))+(.6*log(.6,2)))


    

    
Out[8]:





0.9709505944546686

In [11]:

    

-((.3*log(.3,2))+(.7*log(.7,2)))


    

    
Out[11]:





0.8812908992306927

In [12]:

    

-((.2*log(.2,2))+(.8*log(.8,2)))


    

    
Out[12]:





0.7219280948873623

In [22]:

    

-((.1*log(.1,2))+(.9*log(.9,2)))


    

    
Out[22]:





0.4689955935892812

In [24]:

    

-((.05*log(.05,2))+(.95*log(.95,2)))


    

    
Out[24]:





0.28639695711595625

In [23]:

    

-((.01*log(.01,2))+(.99*log(.99,2)))


    

    
Out[23]:





0.08079313589591118

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