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20 reyssat 1
!if $wims_read_parm!=slib_header
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!goto proc
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!endif
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slib_title=Probability density function of Geometric law on N
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slib_parms=2\
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,[data]\
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0.5,p
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slib_author=Bernadette PERRIN-RIOU
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slib_out=values of probability density function of the geometric distribution on N of parameter p
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slib_comment=data can be a list of reals
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slib_example=[2,4,7],0.5
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!exit
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:proc
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!distribute  item $wims_read_parm into slib_data,slib_p
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!default slib_p=0.5
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!if  $slib_p<=0  or $slib_p>=1
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	slib_out=0
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	!exit
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!endif
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slib_out=
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slib_data=!declosing $slib_data
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slib_p1=$[1-$slib_p]
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slib_out=!values  $slib_p*$slib_p1^x for x in $slib_data
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slib_cnt=!itemcnt $slib_data
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!for slib_i=1 to $slib_cnt
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	slib_tmp=!item $slib_i of $slib_data
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	!if $[rint($slib_tmp)-$slib_tmp]<>0 or $slib_tmp < 0
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		slib_out=!replace internal item number $slib_i by 0 in $slib_out
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	!endif
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!next slib_i
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slib_out=!trim $slib_out