Thank you for pointing that out....I wasn't aware of that On 15 November 2016 at 03:32, Brad Collins <b...@chenla.la> wrote:
> > It would be helpful to use a subject line a little more > descriptive than "Subscribe" :) > > I have been deleting all email with the "Subscribe" subject line > without reading them because I thought they were just people > trying to sub to the list. I usually set up filters on > lists to auto-delete any email with "Subscribe" or > "Unsubscribe", I'm glad I hadn't gotten around to it yet on > this list.... > > dean writes: > > > /* > > I'm wondering where to cut the cake between prolog and pico/pilog > > and thought I'd post a quick example to illustrate i.e. > > initially I won't have individual values for variables > > but a list of possibles and want the pc to pick the right values for me > > using a system of (cast in stone) equations as a filter...just two in > this > > example. > > Apparently for this to work I need to be use integers. > > In reality the figures have decimal points so pico's fixed pt. maths > looks > > a good fit. > > > > Any thoughts re how to approach this in pico/pilog much appreciated. > > */ > > > > > > :- use_module(library(clpfd)). > > > > main :- > > Lsales = [100,200,300], > > Lcogs = [10,20,30], > > Lgross_profit = [160,180,200], > > member(Sales,Lsales), > > member(Cogs,Lcogs), > > member(Gross_profit,Lgross_profit), > > > > Ltax = [5,10,15], > > Lnet_profit = [100,170,300], > > member(Tax,Ltax), > > member(Net_profit,Lnet_profit), > > > > Gross_profit #= Sales - Cogs, > > Net_profit #= Gross_profit - Tax, > > > > format("Gross_profit ~w Sales ~w Cogs ~w\n",[Gross_profit,Sales, > Cogs]), > > format("Net_profit ~w Gross_profit ~w Tax > > ~w\n",[Net_profit,Gross_profit,Tax]). > > > > /* > > ?- main. > > Gross_profit 180 Sales 200 Cogs 20 > > Net_profit 170 Gross_profit 180 Tax 10 > > true ; > > false. > > */ > > > > > > As an aside....re the output of 'Ls...is it possible to remove the double > > quotes when printing the symbols or CARs of the resultant list?/ > > I read that initially the VAL is the same as the symbol...and it > > is....complete with double quotes. > > > > Thank you in anticipation and best regards > > Dean > > > -- > Brad Collins > +855 010628234 | b...@chenla.la | Cambodia > twitter: http://twitter.com/deerpig | github: http://github.com/deerpig > -- > UNSUBSCRIBE: mailto:picolisp@software-lab.de?subject=Unsubscribe >