library

Prolog files

aggregate.pl  -- Aggregation operators on backtrackable predicatesShow source
ansi_term.pl  -- Print decorated text to ANSI consolesShow source
apply.pl  -- Apply predicates on a listShow source
apply_macros.pl  -- Goal expansion rules to avoid meta-callingShow source
apply_macros_sentinel/0Used to detect that library(apply_macros) is loaded into the current context explicitly.Source
expand_phrase/2Provide goal-expansion for PhraseGoal.Source
expand_phrase/4Provide goal-expansion for PhraseGoal.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.pl  -- Event serviceShow source
charsio.plShow source
atom_to_chars/2Convert Atom into a list of character codes.Source
atom_to_chars/3Convert Atom into a difference list of character codes.Source
format_to_chars/3Use format/2 to write to a list of character codes.Source
format_to_chars/4Use format/2 to write to a difference list of character codes.Source
number_to_chars/2Convert Atom into a list of character codes.Source
number_to_chars/3Convert Number into a difference list of character codes.Source
open_chars_stream/2Open Codes as an input stream.Source
read_from_chars/2Read Codes into Term.Source
read_term_from_chars/3Read Codes into Term.Source
with_output_to_chars/2Run Goal as with once/1.Source
with_output_to_chars/3Run Goal as with once/1.Source
with_output_to_chars/4Same as with_output_to_chars/3 using an explicit stream.Source
write_to_chars/2Write a term to a code list.Source
write_to_chars/3Write a term to a code list.Source
check.plShow source
check/0Run all consistency checks defined by checker/2.Source
checker/2Register code validation routines.Source
list_autoload/0Report predicates that may be auto-loaded.Source
list_cross_module_calls/0List calls from one module to another using Module:Goal where the callee is not defined exported, public or multifile, i.e., where the callee should be considered private.Source
list_format_errors/0List argument errors for format/2,3.Source
list_format_errors/1List argument errors for format/2,3.Source
list_rationals/0List rational numbers that appear in clauses.Source
list_rationals/1List rational numbers that appear in clauses.Source
list_redefined/0Lists predicates that are defined in the global module user as well as in a normal module; that is, predicates for which the local definition overrules the global default definition.Source
list_strings/0List strings that appear in clauses.Source
list_strings/1List strings that appear in clauses.Source
list_trivial_fails/0List goals that trivially fail because there is no matching clause.Source
list_trivial_fails/1List goals that trivially fail because there is no matching clause.Source
list_undefined/0Report undefined predicates.Source
list_undefined/1Report undefined predicates.Source
list_void_declarations/0List predicates that have declared attributes, but no clauses.Source
string_predicate/1Multifile hook to disable list_strings/0 on the given predicate.Source
trivial_fail_goal/1Multifile hook that tells list_trivial_fails/0 to accept Goal as valid.Source
valid_string_goal/1Multifile hook that qualifies Goal as valid for list_strings/0.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
is_digit/3Succeeds if `C' is a digit using `Base' as base and `Weight' represents its value.Source
is_paren/2True if Open is the open-parenthesis of Close.Source
to_lower/2Downcase a character code.Source
to_upper/2Upcase a character code.Source
upper_lower/2True when U is the character code of an uppercase character and L is the character code of the corresponding lowercase character.Source
date.pl  -- Process dates and timesShow source
debug.pl  -- Print debug messages and test assertionsShow source
dialect.pl  -- Support multiple Prolog dialectsShow source
dicts.pl  -- Dict utilitiesShow source
dif.plShow source
dif/2Constraint that expresses that Term1 and Term2 never become identical (==/2).Source
edinburgh.plShow source
debug/0Switch on/off debug mode.Source
display/1Write a term, ignoring operators and special syntax constructs such as brace terms ({a}) and lists ([a,b,c]).Source
display/2Write a term, ignoring operators and special syntax constructs such as brace terms ({a}) and lists ([a,b,c]).Source
fileerrors/2Query and change the fileerrors flag.Source
nodebug/0Switch on/off debug mode.Source
reconsult/1Load source file(s), wiping the old content first.Source
unknown/2Edinburgh Prolog predicate for dealing dealing with undefined procedures.Source
edit.pl  -- Editor interfaceShow source
error.plShow source
current_encoding/1True if Name is the name of a supported encoding.Source
current_type/3True when Type is a currently defined type and Var satisfies Type of the body term Body succeeds.Source
domain_error/2The argument is of the proper type, but has a value that is outside the supported values.Source
existence_error/2Culprit is of the correct type and correct domain, but there is no existing (external) resource of type ObjectType that is represented by it.Source
existence_error/3Culprit is of the correct type and correct domain, but there is no existing (external) resource of type ObjectType that is represented by it in the provided set.Source
has_type/2True if Term satisfies Type.Source
instantiation_error/1An argument is under-instantiated.Source
is_of_type/2True if Term satisfies Type.Source
must_be/2True if Term satisfies the type constraints for Type.Source
permission_error/3It is not allowed to perform Operation on (whatever is represented by) Culprit that is of the given PermissionType (in fact, the ISO Standard is confusing and vague about these terms' meaning).Source
representation_error/1A representation error indicates a limitation of the implementation.Source
resource_error/1A goal cannot be completed due to lack of resources.Source
syntax_error/1A text has invalid syntax.Source
type_error/2Tell the user that Culprit is not of the expected ValidType.Source
uninstantiation_error/1An argument is over-instantiated.Source
exceptions.plShow source
catch/4As catch/3, only catching exceptions for which exception(ErrorType,Ball) is true.Source
error_term/2Describe the formal part of error(Formal,ImplDefined) exceptions.Source
exception/2If Ball is unbound, adds a delayed goal that tests the error belongs to Type when Ball is instantiated (by catch/3).Source
exception_term/2Describe exceptions that are not error(Formal, _) terms.Source
exception_type/2Declare all exceptions subsumed by Term to be an exception of Type.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
can_open_file/2Succeeds if the user has access to `File' in mode `Mode'.Source
chdir/1Change Working Directory.Source
gensym.plShow source
gensym/2Generate <Base>1, <Base>2, etc atoms on each subsequent call.Source
reset_gensym/0Reset gensym for all registered keys.Source
reset_gensym/1Restart generation of identifiers from Base at <Base>1.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.plShow source
incr_directly_depends/2True if Goal1 depends on Goal2 in the IDG.Source
incr_invalid_subgoals/1List is a sorted list (set) of the incremental subgoals that are currently invalid.Source
incr_invalidate_call/1This is the XSB name, but the manual says incr_invalidate_calls/1 and the comment with the code suggests this is misnamed.Source
incr_invalidate_calls/1Invalidate all tables for subgoals of Goal as well as tables that are affected by these.Source
incr_is_invalid/1True when Subgoal's table is marked as invalid.Source
incr_propagate_calls/1Activate the monotonic answer propagation similarly to when a new fact is asserted for a monotonic dynamic predicate.Source
incr_table_update/0Updated all invalid tables.Source
incr_trans_depends/2True for each pair in the transitive closure of incr_directly_depends(G1, G2).Source
is_incremental_subgoal/1This predicate non-deterministically unifies Subgoal with incrementally tabled subgoals that are currently table entries.Source
intercept.pl  -- Intercept and signal interfaceShow source
iostream.pl  -- Utilities to deal with streamsShow source
close_any/1Execute the Close closure returned by open_any/5.Source
open_any/5Establish a stream from Specification that should be closed using Close, which can either be called or passed to close_any/1.Source
lazy_lists.pl  -- Lazy list handlingShow source
listing.pl  -- List programs and pretty print clausesShow source
lists.pl  -- List ManipulationShow 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.plShow source
argv_options/3Parse command line arguments.Source
argv_options/4As argv_options/3 in guided mode, Currently this version allows parsing argument options throwing an exception rather than calling halt/1 by passing an empty list to ParseOptions.Source
argv_usage/1Use print_message/2 to print a usage message at Level.Source
cli_debug_opt_help/2Implements opt_type/3, opt_help/2 and opt_meta/2 for debug arguments.Source
cli_debug_opt_meta/2Implements opt_type/3, opt_help/2 and opt_meta/2 for debug arguments.Source
cli_debug_opt_type/3Implements opt_type/3, opt_help/2 and opt_meta/2 for debug arguments.Source
cli_enable_development_system/0Re-enable the development environment.Source
cli_parse_debug_options/2Parse certain commandline options for debugging and development purposes.Source
main/0Call main/1 using the passed command-line arguments.Source
make.plShow source
make/0Reload all source files that have been changed since they were loaded.Source
make_reload_file/1Reload file into the proper module.Source
modules.plShow source
current_temporary_module/1True when we are executing in the given temporary module context.Source
in_temporary_module/3Run Goal on temporary loaded sources and discard the module and loaded predicates after completion.Source
nb_set.pl  -- Non-backtrackable setsShow source
occurs.pl  -- Finding and counting sub-termsShow source
operators.pl  -- Manage operatorsShow source
option.pl  -- Option list processingShow source
optparse.pl  -- command line parsingShow 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.plShow source
group_pairs_by_key/2Group values with equivalent (==/2) consecutive keys.Source
map_list_to_pairs/3Create a Key-Value list by mapping each element of List.Source
pairs_keys/2Remove the values from a list of Key-Value pairs.Source
pairs_keys_values/3True if Keys holds the keys of Pairs and Values the values.Source
pairs_values/2Remove the keys from a list of Key-Value pairs.Source
transpose_pairs/2Swap Key-Value to Value-Key.Source
persistency.pl  -- Provide persistent dynamic predicatesShow source
pio.pl  -- Pure I/OShow source
portray_text.plShow source
portray_text/1Switch portraying on or off.Source
set_portray_text/2Set options for portraying.Source
set_portray_text/3Set options for portraying.Source
pprint.plShow source
print_term/2Pretty print a Prolog term.Source
predicate_options.pl  -- Access and analyse predicate optionsShow source
prolog_autoload.plShow source
autoload_all/0Force all necessary autoloading to be done now.Source
autoload_all/1Force all necessary autoloading to be done now.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.pl  -- Prolog syntax colouring support.Show 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.plShow source
prolog_history/1Execute Action on the history.Source
prolog_jiti.pl  -- Just In Time Indexing (JITI) utilitiesShow source
prolog_metainference.pl  -- Infer meta-predicate propertiesShow 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
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.plShow source
cmp_versions/3Compare to versions.Source
require_prolog_version/2Claim that the running Prolog version is at least version Required and provides the requested Features.Source
require_version/3Require Component to have version CmpRequired, while Component is know to have version Available.Source
prolog_wrap.pl  -- Wrapping predicatesShow source
current_predicate_wrapper/4True if Head is wrapped with Body.Source
unwrap_predicate/2Remove the outermost wrapper whose name unifies with Name.
wrap_predicate/4Wrap the predicate referenced by Head using Body.Source
prolog_xref.pl  -- Prolog cross-referencer data collectionShow 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.plShow source
is_rbtree/1True if Term is a valid Red-Black tree.Source
list_to_rbtree/2Tree is the red-black tree corresponding to the mapping in List, which should be a list of Key-Value pairs.Source
ord_list_to_rbtree/2Tree is the red-black tree corresponding to the mapping in list List, which should be a list of Key-Value pairs.Source
rb_apply/4If the value associated with key Key is Val0 in Tree, and if call(G,Val0,ValF) holds, then NewTree differs from Tree only in that Key is associated with value ValF in tree NewTree.Source
rb_clone/3`Clone' the red-back tree TreeIn into a new tree TreeOut with the same keys as the original but with all values set to unbound values.Source
rb_del_max/4Delete the largest element from the tree Tree, returning the key Key, the value Val associated with the key and a new tree NewTree.Source
rb_del_min/4Delete the least element from the tree Tree, returning the key Key, the value Val associated with the key and a new tree NewTree.Source
rb_delete/3Delete element with key Key from the tree Tree, returning the value Val associated with the key and a new tree NewTree.Source
rb_delete/4Same as rb_delete(Tree, Key, NewTree), but also unifies Val with the value associated with Key in Tree.Source
rb_empty/1Succeeds if Tree is an empty Red-Black tree.Source
rb_fold/4Fold the given predicate over all the key-value pairs in Tree, starting with initial state State0 and returning the final state State.Source
rb_in/3True when Key-Value is a key-value pair in red-black tree Tree.Source
rb_insert/4Add an element with key Key and Value to the tree Tree creating a new red-black tree NewTree.Source
rb_insert_new/4Add a new element with key Key and Value to the tree Tree creating a new red-black tree NewTree.Source
rb_keys/2Keys is unified with an ordered list of all keys in the Red-Black tree Tree.Source
rb_lookup/3True when Value is associated with Key in the Red-Black tree Tree.Source
rb_map/2True if call(Goal, Value) is true for all nodes in T.Source
rb_map/3For all nodes Key in the tree Tree, if the value associated with key Key is Val0 in tree Tree, and if call(G,Val0,ValF) holds, then the value associated with Key in NewTree is ValF.Source
rb_max/3Key is the maximal key in Tree, and is associated with Val.Source
rb_min/3Key is the minimum key in Tree, and is associated with Val.Source
rb_new/1Create a new Red-Black tree Tree.Source
rb_next/4Next is the next element after Key in Tree, and is associated with Val.Source
rb_partial_map/4For all nodes Key in Keys, if the value associated with key Key is Val0 in tree Tree, and if call(G,Val0,ValF) holds, then the value associated with Key in NewTree is ValF, otherwise it is the value associated with the key in Tree.Source
rb_previous/4Previous is the previous element after Key in Tree, and is associated with Val.Source
rb_size/2Size is the number of elements in Tree.Source
rb_update/4Tree NewTree is tree Tree, but with value for Key associated with NewVal.Source
rb_update/5Same as rb_update(Tree, Key, NewVal, NewTree) but also unifies OldVal with the value associated with Key in Tree.Source
rb_visit/2Pairs is an infix visit of tree Tree, where each element of Pairs is of the form Key-Value.Source
readln.plShow source
readutil.pl  -- Read utilitiesShow source
record.pl  -- Access compound arguments by nameShow source
rwlocks.plShow source
with_rwlock/3Run Goal, synchronized with LockId in ModeSpec.Source
with_rwlock/4Run Goal, synchronized with LockId in ModeSpec.Source
sandbox.plShow source
sandbox_allowed_directive/1Throws an exception if G is not considered a safe directive.Source
sandbox_allowed_expansion/1Throws an exception if G is not considered a safe expansion goal.Source
sandbox_allowed_goal/1Throw an exception if it is not safe to call G.Source
format_calls/3Find ~@ calls from Format and Args.Source
safe_call/1Call Goal if it complies with the sandboxing rules.Source
safe_directive/1Hook to declare additional directives as safe.Source
safe_global_variable/1Declare the given global variable safe to write to.Source
safe_goal/1True if calling Goal provides no security risc.Source
safe_meta/2Hook.Source
safe_primitive/1True if Goal is safe to call (i.e., cannot access dangerous system-resources and cannot upset other parts of the Prolog process).Source
safe_prolog_flag/2True if it is safe to set the flag Flag to Value.Source
settings.pl  -- Setting managementShow source
shell.pl  -- Elementary shell commandsShow source
shlib.pl  -- Utility library for loading foreign objects (DLLs, shared objects)Show source
solution_sequences.pl  -- Modify solution sequencesShow source
sort.plShow source
statistics.pl  -- Get information about resource usageShow source
streams.pl  -- Manage Prolog streamsShow source
with_output_to/3Run Goal and once/1 while capturing all output to all streams (current_output, user_output and user_error) in the string Output.Source
strings.pl  -- String utilitiesShow source
system.pl  -- System utilitiesShow source
tables.pl  -- XSB interface to tablesShow source
terms.pl  -- Term manipulationShow 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.pl  -- Graph manipulation libraryShow source
url.pl  -- Analysing and constructing URLShow source
utf8.pl  -- UTF-8 encoding/decoding on lists of character codes.Show source
varnumbers.plShow source
max_var_number/3True when Max is the max of Start and the highest numbered $VAR(N) term.Source
numbervars/1Number variables in Term using $VAR(N).Source
varnumbers/2Inverse of numbervars/1.Source
varnumbers/3Inverse of numbervars/3.Source
varnumbers_names/3If Term is a term with numbered and named variables using the reserved term '$VAR'(X), Copy is a copy of Term where each '$VAR'(X) is consistently replaced by a fresh variable and Bindings is a list X = Var, relating the X terms with the variable it is mapped to.Source
wfs.pl  -- Well Founded Semantics interfaceShow source
when.plShow source
when/2Execute Goal when Condition is satisfied.Source
writef.plShow source
swritef/2Use writef/1 or writef/2 and write the result to a string.Source
swritef/3Use writef/1 or writef/2 and write the result to a string.Source
writef/1Formatted write to the current_output.Source
writef/2Formatted write to the current_output.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
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