Subversion Repositories wimsdev

!if $wims_read_parm!=slib_header
!goto proc
!endif
slib_title=Probability density function of Exponential law
slib_parms=2\
,[data]\
1,p

slib_author=Bernadette PERRIN-RIOU
slib_out=values of probability density function of exponential distribution on data
slib_comment=data can be a list of reals
slib_example=[1,2,3],7

!exit

:proc

!distribute  item $wims_read_parm into slib_data,slib_p

!default slib_N=1000
!if  $slib_p<=0
slib_out=0
!exit
!endif

slib_data=!declosing $slib_data
slib_out=
!for slib_x in $slib_data
 !if $slib_x<0 
   slib_out=!append item 0 to $slib_out
 !else
   slib_out=!append item  $[$slib_p *exp(-$slib_p*$slib_x)] to $slib_out
 !endif
!next slib_x
slib_out=!trim $slib_out