logic :: logic
core :: abstract_collection
core :: abstract_text
core :: array
core :: bitset
core :: bytes
core :: circular_array
core :: codec_base
core :: codecs
core :: collection
core :: core
core :: environ
core :: error
core :: exec
core :: file
core :: fixed_ints
core :: fixed_ints_text
fixed_ints
core :: flat
core :: gc
core :: hash_collection
HashMap
HashSet
core :: iso8859_1
core :: kernel
core :: list
core :: math
core :: native
core :: numeric
Numeric
core :: protocol
core :: queue
core :: range
core :: re
Pattern
core :: ropes
core :: sorter
core :: stream
core :: string_search
core :: text
core :: time
core :: union_find
core :: utf8
logic :: lexpr
a_star-m
# First-order logic data structure and algorithm. module logic import lexpr