package.path The path used by require to search for a Lua loader. At

math.ult (m, n) Returns a boolean, true if and only if integer m is below integer n when they are compared as unsigned integers.

luaL_setmetatable[-0, +0, –] void luaL_setmetatable (lua_State *L, const char *tname); Sets the metatable

file:lines (···) Returns an iterator function that, each time it is called, reads the file according to the given formats. When no format is given, uses "l" as a

lua_compare[-0, +0, e] int lua_compare (lua_State *L, int index1, int index2, int op); Compares

lua_pushcfunction[-0, +1, –] void lua_pushcfunction (lua_State *L, lua_CFunction f); Pushes a C function

os.tmpname () Returns a string with a file name that can be used for a temporary file. The file must be explicitly opened before its use and explicitly removed when no longer

math.max (x, ···) Returns the argument with the maximum value, according to the Lua operator <. (integer/float)

lua_rawlen[-0, +0, –] size_t lua_rawlen (lua_State *L, int index); Returns the raw "length" of the value

luaL_newstate[-0, +0, –] lua_State *luaL_newstate (void); Creates a new Lua state. It calls