library

Prolog files

aggregate.pl  -- Aggregation operators on backtrackable predicatesShow source
ansi_term.plShow source
ansi_format/3Format text with ANSI attributes.Source
ansi_get_color/2Obtain the RGB color for an ANSI color parameter.Source
ansi_hyperlink/2Create a hyperlink for a terminal emulator.Source
ansi_hyperlink/3Create a hyperlink for a terminal emulator.Source
tty_url_hook/2Hook for location_url/2.Source
console_color/2Hook that allows for mapping abstract terms to concrete ANSI attributes.
message_line_element/2Hook implementation that deals with ansi(+Attr, +Fmt, +Args) in message specifications.Source
apply.pl  -- Apply predicates on a listShow source
apply_macros.pl  -- Goal expansion rules to avoid meta-callingShow source
arithmetic.pl  -- Extensible arithmeticShow source
assoc.pl  -- Binary associationsShow source
atom.pl  -- Operations on atomsShow source
backcomp.pl  -- Backward compatibilityShow source
base32.pl  -- Base32 encoding and decodingShow source
base64.pl  -- Base64 encoding and decodingShow source
broadcast.plShow source
broadcast/1Broadcast given event.Source
broadcast_request/1Broadcast given event till accepted.Source
listen/2Open a channel for listening for events of the given `Templ'.Source
listen/3Open a channel for listening for events of the given `Templ'.Source
listening/3returns currently open channels.Source
unlisten/1Destroy a channel.Source
unlisten/2Destroy a channel.Source
unlisten/3Destroy a channel.Source
charsio.pl  -- I/O on Lists of Character CodesShow source
check.pl  -- Consistency checkingShow source
codesio.pl  -- I/O on Lists of Character CodesShow source
coinduction.pl  -- Co-Logic ProgrammingShow source
csv.pl  -- Process CSV (Comma-Separated Values) dataShow source
ctypes.pl  -- Character code classificationShow source
date.pl  -- Process dates and timesShow source
debug.plShow source
assertion_failed/2This hook is called if the Goal of assertion/1 fails.
debug_print_hook/3Hook called by debug/3.Source
assertion/1Acts similar to C assert() macro.Source
debug/1Add/remove a topic from being printed.Source
debug/3Format a message if debug topic is enabled.Source
debug_message_context/1Specify additional context for debug messages.Source
debugging/1Examine debug topics.Source
debugging/2Examine debug topics.Source
list_debug_topics/0List currently known topics for debug/3 and their setting.Source
list_debug_topics/1List currently known topics for debug/3 and their setting.Source
nodebug/1Add/remove a topic from being printed.Source
dialect.pl  -- Support multiple Prolog dialectsShow source
dicts.pl  -- Dict utilitiesShow source
dif.pl  -- The dif/2 constraintShow source
edinburgh.pl  -- Some traditional Edinburgh predicatesShow source
edit.plShow source
edit/0Edit associated or script file.Source
edit/1Edit indicated object.Source
edit_command/2This predicate should specify the shell-command called to invoke the user's editor.Source
locate/2Locate object from the specified location.Source
locate/3Source
select_location/3Source
error.plShow source
exceptions.pl  -- Exception classificationShow source
explain.plShow source
explain/1Give an explanation on Term.Source
explain/2True when Explanation is an explanation of Term.Source
fastrw.pl  -- Fast reading and writing of termsShow source
files.plShow source
gensym.pl  -- Generate unique symbolsShow source
git.pl  -- Run GIT commandsShow source
hashtable.plShow source
ht_del/3Delete Key-Value from HT.Source
ht_gen/3True when Key-Value is in HT.Source
ht_get/3True when Key is in HT and associated with Value.Source
ht_is_hashtable/1True when HT is a hash table.Source
ht_keys/2True when Keys is an ordered set of all keys in HT.Source
ht_new/1Create a new hash table.Source
ht_pairs/2True when Pairs and HT represent the same association.Source
ht_put/3Add a Key-Value to HT.Source
ht_put/5Add Key-Value to HT.Source
ht_put_new/3As ht_put/3, but fails if Key is already in HT instead of updating the associated value.Source
ht_size/2True when Size is the number of key-value pairs in HT.Source
ht_update/4True when HT holds Key-Old before and Key-New after this call.Source
heaps.pl  -- heaps/priority queuesShow source
help.pl  -- Text based manualShow source
increval.pl  -- Incremental dynamic predicate modificationShow source
intercept.pl  -- Intercept and signal interfaceShow source
iostream.pl  -- Utilities to deal with streamsShow source
lazy_lists.pl  -- Lazy list handlingShow source
listing.pl  -- List programs and pretty print clausesShow source
lists.plShow source
append/2Concatenate a list of lists.Source
append/3List1AndList2 is the concatenation of List1 and List2.Source
clumped/2Pairs is a list of Item-Count pairs that represents the run length encoding of Items.Source
delete/3Delete matching elements from a list.Source
flatten/2Is true if FlatList is a non-nested version of NestedList.Source
intersection/3True if Set3 unifies with the intersection of Set1 and Set2.Source
is_set/1True if Set is a proper list without duplicates.Source
last/2Succeeds when Last is the last element of List.Source
list_to_set/2True when Set has the same elements as List in the same order.Source
max_list/2True if Max is the largest number in List.Source
max_member/2True when Max is the largest member in the standard order of terms.Source
max_member/3True when Max is the largest member according to Pred, which must be a 2-argument callable that behaves like (@=<)/2.Source
member/2True if Elem is a member of List.Source
min_list/2True if Min is the smallest number in List.Source
min_member/2True when Min is the smallest member in the standard order of terms.Source
min_member/3True when Min is the smallest member according to Pred, which must be a 2-argument callable that behaves like (@=<)/2.Source
nextto/3True if Y directly follows X in List.Source
nth0/3True when Elem is the Index'th element of List.Source
nth0/4Select/insert element at index.Source
nth1/3Is true when Elem is the Index'th element of List.Source
nth1/4As nth0/4, but counting starts at 1.Source
numlist/3List is a list [Low, Low+1, ... High].Source
permutation/2True when Xs is a permutation of Ys.Source
prefix/2True iff Part is a leading substring of Whole.Source
proper_length/2True when Length is the number of elements in the proper list List.Source
reverse/2Is true when the elements of List2 are in reverse order compared to List1.Source
same_length/2Is true when List1 and List2 are lists with the same number of elements.Source
select/3Is true when List1, with Elem removed, results in List2.Source
select/4Select from two lists at the same position.Source
selectchk/3Semi-deterministic removal of first element in List that unifies with Elem.Source
selectchk/4Semi-deterministic version of select/4.Source
subseq/3Is true when SubList contains a subset of the elements of List in the same order and Complement contains all elements of List not in SubList, also in the order they appear in List.Source
subset/2True if all elements of SubSet belong to Set as well.Source
subtract/3Delete all elements in Delete from Set.Source
sum_list/2Sum is the result of adding all numbers in List.Source
union/3True if Set3 unifies with the union of the lists Set1 and Set2.Source
macros.plShow source
expand_macros/5Perform macro expansion on TermIn with layout PosIn to produce TermOut with layout PosOut.Source
include_macros/3Include macros from another module.Source
macro_position/1True when Position is the position of the macro.Source
main.pl  -- Provide entry point for scriptsShow source
make.pl  -- Reload modified source filesShow source
modules.pl  -- Module utility predicatesShow source
nb_set.plShow source
add_nb_set/2Insert Key into the set.Source
add_nb_set/3Insert Key into the set.Source
empty_nb_set/1Create an empty non-backtrackable set.Source
gen_nb_set/2Enumerate the members of a set in the standard order of terms.Source
nb_set_to_list/2Get the elements of a an nb_set.Source
size_nb_set/2Unify Size with the number of elements in the set.Source
occurs.pl  -- Finding and counting sub-termsShow source
operators.plShow source
pop_operators/0Revert all changes to the operator table realised since the last push_operators/1.Source
pop_operators/1Reset operators as pushed by push_operators/2.Source
push_op/3As op/3, but this call must appear between push_operators/1 and pop_operators/0.Source
push_operators/1Installs the operators from New, where New is a list of op(Prec, Type, :Name).Source
push_operators/2Installs the operators from New, where New is a list of op(Prec, Type, :Name).Source
option.pl  -- Option list processingShow source
optparse.plShow source
opt_arguments/3Extract commandline options according to a specification.Source
opt_help/2True when Help is a help string synthesized from OptsSpec.Source
opt_parse/4Equivalent to opt_parse(OptsSpec, ApplArgs, Opts, PositionalArgs, []).Source
opt_parse/5Parse the arguments Args (as list of atoms) according to OptsSpec.Source
parse_type/3Hook to parse option text Codes to an object of type Type.Source
ordsets.plShow source
is_ordset/1True if Term is an ordered set.Source
list_to_ord_set/2Transform a list into an ordered set.Source
ord_add_element/3Insert an element into the set.Source
ord_del_element/3Delete an element from an ordered set.Source
ord_disjoint/2True if Set1 and Set2 have no common elements.Source
ord_empty/1True when List is the empty ordered set.Source
ord_intersect/2True if both ordered sets have a non-empty intersection.Source
ord_intersect/3Intersection holds the common elements of Set1 and Set2.Source
ord_intersection/2Intersection of a powerset.Source
ord_intersection/3Intersection holds the common elements of Set1 and Set2.Source
ord_intersection/4Intersection and difference between two ordered sets.Source
ord_memberchk/2True if Element is a member of OrdSet, compared using ==.Source
ord_selectchk/3Selectchk/3, specialised for ordered sets.Source
ord_seteq/2True if Set1 and Set2 have the same elements.Source
ord_subset/2Is true if all elements of Sub are in Super.Source
ord_subtract/3Diff is the set holding all elements of InOSet that are not in NotInOSet.Source
ord_symdiff/3Is true when Difference is the symmetric difference of Set1 and Set2.Source
ord_union/2True if Union is the union of all elements in the superset SetOfSets.Source
ord_union/3Union is the union of Set1 and Set2.Source
ord_union/4True iff ord_union(Set1, Set2, Union) and ord_subtract(Set2, Set1, New).Source
oset.plShow source
oset_addel/3Ordered set element addition.Source
oset_delel/3Ordered set element deletion.Source
oset_diff/3Ordered set difference.Source
oset_dint/2Distributed intersection.Source
oset_dunion/2Distributed union.Source
oset_int/3ordered set intersection.Source
oset_is/1check that OSet in correct format (standard order).Source
oset_power/2True when PSet is the powerset of Set.Source
oset_union/3Union is the union of OSet1 and OSet2.Source
pairs.pl  -- Operations on key-value listsShow source
persistency.pl  -- Provide persistent dynamic predicatesShow source
pio.pl  -- Pure I/OShow source
portray_text.pl  -- Portray textShow source
pprint.pl  -- Pretty Print Prolog termsShow source
predicate_options.pl  -- Access and analyse predicate optionsShow source
prolog_autoload.pl  -- Autoload all dependenciesShow source
prolog_breakpoints.pl  -- Manage Prolog break-pointsShow source
prolog_clause.plShow source
clause_info/4Fetches source information for the given clause.Source
clause_info/5Fetches source information for the given clause.Source
clause_name/2Provide a suitable description of the indicated clause.Source
initialization_layout/4Find term-layout of :- initialization directives.Source
make_varnames/5Create a Term varnames(...) where each argument contains the name of the variable at that offset.Source
open_source/2Hook into clause_info/5 that opens the stream holding the source for a specific clause.Source
predicate_name/2Describe a predicate as [Module:]Name/Arity.Source
unify_goal/5This hook is called to fix up source code manipulations that result from goal expansions.Source
unify_term/2Unify the two terms, where T2 is created by writing the term and reading it back in, but be aware that rounding problems may cause floating point numbers not to unify.Source
prolog_code.pl  -- Utilities for reasoning about codeShow source
prolog_codewalk.pl  -- Prolog code walkerShow source
prolog_colour.plShow source
prolog_colourise_query/3Colourise a query, to be executed in the context of SourceId.Source
prolog_colourise_stream/3Determine colour fragments for the data on Stream.Source
prolog_colourise_stream/4Determine colour fragments for the data on Stream.Source
prolog_colourise_term/4Colourise the next term on Stream.Source
syntax_colour/2True when a range classified Class must be coloured using Attributes.Source
vararg_goal_classification/3Multifile hookable classification for vararg predicates.Source
prolog_config.pl  -- Provide configuration informationShow source
prolog_coverage.pl  -- Coverage analysis toolShow source
prolog_debug.pl  -- User level debugging toolsShow source
prolog_format.pl  -- Analyse format specificationsShow source
prolog_history.pl  -- Per-directory persistent commandline historyShow source
prolog_jiti.pl  -- Just In Time Indexing (JITI) utilitiesShow source
prolog_metainference.plShow source
infer_meta_predicate/2True when MetaSpec is a meta-predicate specifier for the predicate Head.Source
inferred_meta_predicate/2True when MetaSpec is an inferred meta-predicate specification for Head.Source
prolog_pack.pl  -- A package manager for PrologShow source
prolog_profile.pl  -- Execution profilerShow source
profile/1Run once(Goal) under the execution profiler.Source
profile/2Run once(Goal) under the execution profiler.Source
profile_data/1Gather all relevant data from profiler.Source
profile_procedure_data/2Collect data for Pred.Source
show_profile/1Display last collected profiling data.Source
prolog_source.pl  -- Examine Prolog source-filesShow source
prolog_stack.pl  -- Examine the Prolog stackShow source
prolog_trace.pl  -- Print access to predicatesShow source
prolog_versions.pl  -- Demand specific (Prolog) versionsShow source
prolog_wrap.pl  -- Wrapping predicatesShow source
prolog_xref.plShow source
called_by/2If this succeeds, the cross-referencer assumes Goal may call any of the goals in ListOfCalled.Source
called_by/4True when Called is a list of callable terms called from Goal, handled by the predicate Module:Goal and executed in the context of the module Context.Source
hook/1True if Goal is a hook that is called spontaneously (e.g., from foreign code).Source
meta_goal/2Define meta-predicates.Source
xref_called/3True when By is called from Called in Source.Source
xref_called/4True when By is called from Called in Source.Source
xref_called/5True when By is called from Called in Source.Source
xref_clean/1Reset the database for the given source.Source
xref_comment/3Is true when Source has a section comment with Title and Comment.Source
xref_comment/4Is true when Head in Source has the given PlDoc comment.Source
xref_current_source/1Check what sources have been analysed.Source
xref_defined/3Test if Goal is accessible in Source.Source
xref_definition_line/2If the 3th argument of xref_defined contains line info, return this in Line.Source
xref_done/2Cross-reference executed at Time.Source
xref_exported/2True when Source exports Head.Source
xref_hook/1Definition of known hooks.Source
xref_meta/2True when Called is a list of terms called from Head.Source
xref_meta/3True when Head calls Called in Source.Source
xref_mode/3Is true when Source provides a predicate with Mode and determinism.Source
xref_module/2True if Module is defined in Source.Source
xref_op/2Give the operators active inside the module.Source
xref_option/2True when Source was processed using Option.Source
xref_prolog_flag/4True when Flag is set to Value at Line in Source.Source
xref_public_list/3Find meta-information about File.Source
xref_public_list/4Find meta-information about File.Source
xref_public_list/6Find meta-information about File.Source
xref_public_list/7Find meta-information about File.Source
xref_source/1Generate the cross-reference data for Source if not already done and the source is not modified.Source
xref_source/2Generate the cross-reference data for Source if not already done and the source is not modified.Source
xref_source_file/3Find named source file from Spec, relative to Src.Source
xref_source_file/4Find named source file from Spec, relative to Src.Source
xref_uses_file/3True when Source tries to load a file using Spec.Source
pure_input.pl  -- Pure Input from files and streamsShow source
qsave.plShow source
arch_shlib/3This is a user defined hook called by qsave_program/2.Source
qsave_program/1Make a saved state in file `File'.Source
qsave_program/2Make a saved state in file `File'.Source
qsave_toplevel/0Called to handle `-c file` compilaton.Source
quasi_quotations.plShow source
phrase_from_quasi_quotation/2Process the quasi quotation using the DCG Grammar.Source
quasi_quotation_syntax/1Declare the predicate SyntaxName/4 to implement the the quasi quote syntax SyntaxName.Source
quasi_quotation_syntax_error/1Report syntax_error(Error) using the current location in the quasi quoted input parser.Source
with_quasi_quotation_input/3Process the quasi-quoted Content using Stream parsed by Goal.Source
quintus.pl  -- Quintus compatibilityShow source
random.plShow source
getrand/1Query/set the state of the random generator.Source
maybe/0Succeed/fail with equal probability (variant of maybe/1).Source
maybe/1Succeed with probability P, fail with probability 1-P.Source
maybe/2Succeed with probability K/N (variant of maybe/1).Source
random/1Binds R to a new random float in the open interval (0.0,1.0).Source
random/3Generate a random integer or float in a range.Source
random_between/3Binds R to a random integer in [L,U] (i.e., including both L and U).Source
random_member/2X is a random member of List.Source
random_numlist/4Unify List with an ascending list of integers between L and U (inclusive).Source
random_perm2/4Does X=A,Y=B or X=B,Y=A with equal probability.Source
random_permutation/2Permutation is a random permutation of List.Source
random_select/3Randomly select or insert an element.Source
random_subseq/3Selects a random subsequence Subseq of List, with Complement containing all elements of List that were not selected.Source
randseq/3S is a list of K unique random integers in the range 1..N.Source
randset/3S is a sorted list of K unique random integers in the range 1..N.Source
setrand/1Query/set the state of the random generator.Source
rbtrees.pl  -- Red black treesShow source
readutil.pl  -- Read utilitiesShow source
record.pl  -- Access compound arguments by nameShow source
rwlocks.pl  -- Read/write locksShow source
sandbox.pl  -- Sandboxed Prolog codeShow source
settings.pl  -- Setting managementShow source
shell.plShow source
cd/0Change working directory.Source
cd/1Change working directory.Source
dirs/0Manage the directory stack:.Source
file_style/2True when File should be listed as a terminal hyperlink.Source
ls/0Listing similar to Unix =ls -F=, flagging directories with =/=.Source
ls/1Listing similar to Unix =ls -F=, flagging directories with =/=.Source
mv/2Move (Rename) a file.Source
popd/0Manage the directory stack:.Source
pushd/0Manage the directory stack:.Source
pushd/1Manage the directory stack:.Source
pwd/0Print current working directory.Source
rm/1Remove (unlink) a file.Source
shell/0Execute an interactive shell.Source
shlib.plShow source
compat_arch/2User definable hook to establish if Arch1 is compatible with Arch2 when running a shared object.Source
current_foreign_library/2Query currently loaded shared libraries.Source
load_foreign_library/1Load a shared object or DLL.Source
load_foreign_library/2Load a shared object or DLL.Source
reload_foreign_libraries/0Reload all foreign libraries loaded (after restore of a state created using qsave_program/2.Source
unload_foreign_library/1Unload a shared object or DLL.Source
unload_foreign_library/2Unload a shared object or DLL.Source
use_foreign_library/1Load and install a foreign library as load_foreign_library/1,2 and register the installation using initialization/2 with the option now.Source
use_foreign_library/2Load and install a foreign library as load_foreign_library/1,2 and register the installation using initialization/2 with the option now.Source
solution_sequences.plShow source
call_nth/2True when Goal succeeded for the Nth time.Source
distinct/1True if Goal is true and no previous solution of Goal bound Witness to the same value.Source
distinct/2True if Goal is true and no previous solution of Goal bound Witness to the same value.Source
group_by/4Group bindings of Template that have the same value for By.Source
limit/2Limit the number of solutions.Source
offset/2Ignore the first Count solutions.Source
order_by/2Order solutions according to Spec.Source
reduced/1Similar to distinct/1, but does not guarantee unique results in return for using a limited amount of memory.Source
reduced/3Similar to distinct/1, but does not guarantee unique results in return for using a limited amount of memory.Source
sort.plShow source
locale_sort/2Sort a list of atoms using the current locale.Source
predsort/3Sorts similar to sort/2, but determines the order of two terms by calling Compare(-Delta, +E1, +E2).Source
statistics.pl  -- Get information about resource usageShow source
streams.pl  -- Manage Prolog streamsShow source
strings.pl  -- String utilitiesShow source
system.pl  -- System utilitiesShow source
tables.pl  -- XSB interface to tablesShow source
terms.plShow source
foldsubterms/4The predicate foldsubterms/5 calls call(Goal4, SubTerm1, SubTerm2, StateIn, StateOut) for each subterm, including variables, in Term1.Source
foldsubterms/5The predicate foldsubterms/5 calls call(Goal4, SubTerm1, SubTerm2, StateIn, StateOut) for each subterm, including variables, in Term1.Source
mapargs/3Term1 and Term2 have the same functor (name/arity) and for each matching pair of arguments call(Goal, A1, A2) is true.Source
mapsubterms/3Recursively map sub terms of Term1 into subterms of Term2 for every pair for which call(Goal, ST1, ST2) succeeds.Source
mapsubterms_var/3Recursively map sub terms of Term1 into subterms of Term2 for every pair for which call(Goal, ST1, ST2) succeeds.Source
same_functor/2True when Term1 and Term2 are terms that have the same functor (Name/Arity).Source
same_functor/3True when Term1 and Term2 are terms that have the same functor (Name/Arity).Source
same_functor/4True when Term1 and Term2 are terms that have the same functor (Name/Arity).Source
subsumes/2True if Generic is unified to Specific without changing Specific.Source
subsumes_chk/2True if Generic can be made equivalent to Specific without changing Specific.Source
term_factorized/3Is true when Skeleton is Term where all subterms that appear multiple times are replaced by a variable and Substitution is a list of Var=Value that provides the subterm at the location Var.Source
term_size/2True if Size is the size in cells occupied by Term on the global (term) stack.Source
term_subsumer/3General is the most specific term that is a generalisation of Special1 and Special2.Source
variant/2Same as SWI-Prolog Term1 =@= Term2.Source
thread.plShow source
call_in_thread/2Run Goal as an interrupt in the context of Thread.Source
concurrent/3Run Goals in parallel using N threads.Source
concurrent_and/2Concurrent version of (Generator,Test).Source
concurrent_and/3Concurrent version of (Generator,Test).Source
concurrent_forall/2True when Action is true for all solutions of Generate.Source
concurrent_forall/3True when Action is true for all solutions of Generate.Source
concurrent_maplist/2Concurrent version of maplist/2.Source
concurrent_maplist/3Concurrent version of maplist/2.Source
concurrent_maplist/4Concurrent version of maplist/2.Source
first_solution/3Try alternative solvers concurrently, returning the first answer.Source
thread_pool.plShow source
create_pool/1Hook to create a thread pool lazily.Source
current_thread_pool/1True if Name refers to a defined thread pool.Source
thread_create_in_pool/4Create a thread in Pool.Source
thread_pool_create/3Create a pool of threads.Source
thread_pool_destroy/1Destroy the thread pool named Name.Source
thread_pool_property/2True if Property is a property of thread pool Name.Source
worker_exitted/3It is possible that '__thread_pool_manager' no longer exists while closing down the process because the manager was killed before the worker.Source
threadutil.pl  -- Interactive thread utilitiesShow source
attach_console/0Create a new console and make the standard Prolog streams point to it.Source
attach_console/1Create a new console and make the standard Prolog streams point to it.Source
join_threads/0Join all terminated threads.Source
tbacktrace/1Print a backtrace for Thread to the stream user_error of the calling thread.Source
tbacktrace/2Print a backtrace for Thread to the stream user_error of the calling thread.Source
tdebug/0Enable debug-mode, trapping the graphical debugger on reaching spy-points or errors.Source
tdebug/1Enable debug-mode, trapping the graphical debugger on reaching spy-points or errors.Source
thread_has_console/0True when the calling thread has an attached console.Source
threads/0List currently known threads with their status.Source
tnodebug/0Disable debug-mode in all threads or the specified Thread.Source
tnodebug/1Disable debug-mode in all threads or the specified Thread.Source
tprofile/1Profile the operation of Thread until the user hits a key.Source
tspy/1Trap the graphical debugger on reaching Spec in the specified or any thread.Source
tspy/2Trap the graphical debugger on reaching Spec in the specified or any thread.Source
with_stopped_threads/2Stop all threads except the caller while running once(Goal).Source
tty.plShow source
menu/3Show a menu.Source
tty_clear/0Clear the display.Source
tty_flash/0Give visual signal if possible, otherwise beep.Source
ugraphs.plShow source
add_edges/3Unify NewGraph with a new graph obtained by adding the list of Edges to Graph.Source
add_vertices/3Unify NewGraph with a new graph obtained by adding the list of Vertices to Graph.Source
complement/2UGraphOut is a ugraph with an edge between all vertices that are not connected in UGraphIn and all edges from UGraphIn removed.Source
compose/3Compose NewGraph by connecting the drains of LeftGraph to the sources of RightGraph.Source
connect_ugraph/3Adds Start as an additional vertex that is connected to all vertices in UGraphIn.Source
del_edges/3Unify NewGraph with a new graph obtained by removing the list of Edges from Graph.Source
del_vertices/3Unify NewGraph with a new graph obtained by deleting the list of Vertices and all the edges that start from or go to a vertex in Vertices to the Graph.Source
edges/2Unify Edges with all edges appearing in Graph.Source
neighbors/3Neigbours is a sorted list of the neighbours of Vertex in Graph.Source
neighbours/3Neigbours is a sorted list of the neighbours of Vertex in Graph.Source
reachable/3True when Vertices is an ordered set of vertices reachable in UGraph, including Vertex.Source
top_sort/2Sort vertices topologically.Source
transitive_closure/2Generate the graph Closure as the transitive closure of Graph.Source
transpose_ugraph/2Unify NewGraph with a new graph obtained from Graph by replacing all edges of the form V1-V2 by edges of the form V2-V1.Source
ugraph_layers/2Sort vertices topologically.Source
ugraph_union/3NewGraph is the union of Graph1 and Graph2.Source
vertices/2Unify Vertices with all vertices appearing in Graph.Source
vertices_edges_to_ugraph/3Create a UGraph from Vertices and Edges.Source
url.pl  -- Analysing and constructing URLShow source
utf8.pl  -- UTF-8 encoding/decoding on lists of character codes.Show source
varnumbers.pl  -- Utilities for numbered termsShow source
wfs.pl  -- Well Founded Semantics interfaceShow source
when.pl  -- Conditional coroutiningShow source
writef.pl  -- Old-style formatted writeShow source
www_browser.pl  -- Open a URL in the users browserShow source
yall.plShow source
//2Shorthand for Free/[]>>Lambda.Source
//3Shorthand for Free/[]>>Lambda.Source
//4Shorthand for Free/[]>>Lambda.Source
//5Shorthand for Free/[]>>Lambda.Source
//6Shorthand for Free/[]>>Lambda.Source
//7Shorthand for Free/[]>>Lambda.Source
//8Shorthand for Free/[]>>Lambda.Source
//9Shorthand for Free/[]>>Lambda.Source
>>/2Calls a copy of Lambda.Source
>>/3Calls a copy of Lambda.Source
>>/4Calls a copy of Lambda.Source
>>/5Calls a copy of Lambda.Source
>>/6Calls a copy of Lambda.Source
>>/7Calls a copy of Lambda.Source
>>/8Calls a copy of Lambda.Source
>>/9Calls a copy of Lambda.Source
is_lambda/1True if Term is a valid Lambda expression.Source
lambda_calls/2Goal is the goal called if call/N is applied to LambdaExpression, where ExtraArgs are the additional arguments to call/N.Source
lambda_calls/3Goal is the goal called if call/N is applied to LambdaExpression, where ExtraArgs are the additional arguments to call/N.Source
zip.plShow source
with_zipper/2Run Goal while holding ownership over Zipper.Source
zip_close/1Close a zipper.Source
zip_close/2Close a zipper.Source
zip_open/4Create a Zipper, providing access to File.Source
zipper_file_info/3Obtain information about the current zip entry.Source
zipper_goto/2Seek Zipper to a specified entry.
zipper_members/2True when Members is the list of file names in the Zipper.Source
zipper_open_current/3Open the current entry as an input stream.