Programmer Passport: Prolog (Pragmatic Bookshelf)
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@redrapids
Wrong definition of rule: use max instead of min in aggregate:
maximum_path(From, To, Path, Weight) :-
aggregate(min(W, P),...
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In this code:
apply_constraints(MatchA, MatchB, PotentialMatches, RemainingMatches, Day) :-
different_teams(MatchA, MatchB),
can...
New
The whole section confused me.
First, you can use the ins/2 function to assert that variables are in a range. We’ll use it like this:
...
New
The definition of maximum_path is shown as identical to that of minimum_path. It looks like both uses of min should be replaced with max.
New
At the end of page 45, there is a code snippet as follows:
path_with_length(a, f, [Path, Length]).
but this code brings Prolog into an ...
New
Thanks for shipping a really great book, it’s really helpful to learn about Prolog and Logic Programming Basics. I also visited the Exerc...
New
Discover the secret Prolog developers have long known. Programs based on pure logic as the primary building block are more elegant, more ...
New
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In this code:
apply_constraints(MatchA, MatchB, PotentialMatches, RemainingMatches, Day) :-
different_teams(MatchA, MatchB),
can...
New
The whole section confused me.
First, you can use the ins/2 function to assert that variables are in a range. We’ll use it like this:
...
New
@redrapids
Wrong definition of rule: use max instead of min in aggregate:
maximum_path(From, To, Path, Weight) :-
aggregate(min(W, P),...
New
Most Active Over Three Years
Discover the secret Prolog developers have long known. Programs based on pure logic as the primary building block are more elegant, more ...
New
At the end of page 45, there is a code snippet as follows:
path_with_length(a, f, [Path, Length]).
but this code brings Prolog into an ...
New
Thanks for shipping a really great book, it’s really helpful to learn about Prolog and Logic Programming Basics. I also visited the Exerc...
New
The definition of maximum_path is shown as identical to that of minimum_path. It looks like both uses of min should be replaced with max.
New
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Pragmatic Bookshelf
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