abs() - Absolute value
acos() - Arcus cosinus trigonometric function
acosh() - Arcus cosinus hyperbolicus function
add_action() - Add a command catch-phrase linked to a function
all_inventory() - Get the list of objects in the inventory
allocate() - Allocate an array
asin() - Arcus sinus trigonometric function
asinh() - Arcus sinus hyperbolicus function
atan() - Arcus tangens trigonometric function
atan2() - Argument of rectangular coordinte
atanh() - Arcus tangens hyperbolicus function
atof() - Convert a string to float
atoi() - Convert a string to integer
break_string() - Break a string in pieces
call_other() - Object-external function call
calling_object() - Obtain a pointer to the calling object
capitalize() - Change the first letter of a string to upper case
cat() - List a portion of a file on screen
clear_bit() - Clear a bit in a field
clone_object() - Clone an object
command() - Execute a command
commands() - Get all information on the available commands
cos() - Cosinus trigonometric function
cosh() - Cosinus hyperbolicus function
creator() - Get the creator value from an object
ctime() - Convert a timetamp to text
deep_inventory() - Get the recursive list of all objects in the inventory
destruct() - Destroy an object
disable_commmands() - Disable reception of command phrases
ed() - Edit a file with the 'ed' editor
enable_commands() - Enable reception of command phrases
environment() - Get the environment object referenence
exp() - Exponential function, natural logarithm
explode() - Turn a string in to an array
fact() - Factorial (gamma function)
file_name() - Find the string equivalent of the object pointer
file_size() - Get information about a file
file_time() - Get last modification time of a file
file_time() - Get time status for a file
find_living() - Find a named living object
find_object() - Find an object reference, given a string equivalent
find_player() - Find a reference to a named player
floatp() - Determine if a variable is of type float
ftoa() - Convert a float to string
ftoi() - Convert a float to integer
functionp() - Determine if a variable is of type function
get_alarm() - Get a previously set alarm
get_all_alarm() - Get all alarms in an object
get_auth() - Get the authority variable from an object
get_dir() - Get the contents of a directory
get_localcmd() - Get the command phrases for all available commands
geteuid() - Get the effective user id from an object
getuid() - Get the user id from an object
implode() - Turn an array into a string
input_to() - Get input from an interactive player
intp() - Determine if a variable is of type int
itof() - Convert an integer to float
last_reference_time() - Get time for last reference of an object
living() - Determine if an object is living or not
log() - Natural logarithm
lower_case()- Change an entire string to lower case
m_delete() - Delete an entry in a mapping
m_delete() - Remove an entry from a mapping
m_indices() - Return a list with the index part of a mapping
m_restore_object() - Restore an object from a mapping
m_save_object() - Save an object in a mapping
m_sizeof() - Find the size of a mapping
m_values() - Return a list with the value part of a mapping
mappingp() - Determine if a variable is of type mapping
member_array() - Find if an element is part of an array
mkdir() - Create a directory
mkmapping() - Create a mapping
move_object() - Move an object to the inventory of another object
notify_fail() - Store a fail-message string
object_clones() - Find all clones of a given object
object_time() - Get creation time for an object
objectp() - Determine if a variable is of type object
parse_command() - Parse user commands
pointerp() - Determine if a variable is of type array
present() - Determine if a named object resides in the inventory
previous_object() - Obtain a pointer to the previous object
query_verb() - Get the last given command word
random() - Get a random number
read_bytes() - Read text from file by byte
read_file() - Read text from file by line
remove_alarm() - Remove a previously set alarm
rename() - Rename or move a directory
rename() - Rename or move a file
restore_map() - Restore a mapping from file
restore_object() - Restore an object's variables from file
rm() - Remove a file
rmdir() - Remove a directory
rnd() - Get a random floating point value between 0 and 1
save_map() - Save a mapping to file
save_object() - Save an object's variables to file
set_alarm() - Set an asynchronous alarm
set_auth() - Set the authority variable in an object
set_bit() - Set a bit in a field
set_living_name() - Set the name of a living object
seteuid() - Set the effective user id in an object
setuid() - Set the user id in an object
shadow() - Shadow object members
sin() - Sinus trigonometric function
sinh() - Sinus hyperbolicus function
sizeof() - Find the size of an array
sprintf() - Produce a formatted string
sqrt() - Square root
sscanf() - Scan a string for formatted data
str2val() - Reconvert a stored string value to a value
stringp() - Determine if a variable is of type string
strlen() - Find the length of the string