Ideas thus made up of several simple ones put
together, I call complex; such as beauty, gratitude,
a man, an army, the universe. --Locke.
2. Involving many parts; complicated; intricate.
When the actual motions of the heavens are
calculated in the best possible way, the process is
difficult and complex. --Whewell.
{Complex fraction}. See {Fraction}.
{Complex number} (Math.), in the theory of numbers, an
expression of the form a + b[root]-1, when a and b are
ordinary integers.
This parable of the wedding supper comprehends in it
the whole complex of all the blessings and privileges
exhibited by the gospel. --South.
{Complex of lines} (Geom.), all the possible straight lines
in space being considered, the entire system of lines
which satisfy a single relation constitute a complex; as,
all the lines which meet a given curve make up a complex.
The lines which satisfy two relations constitute a
congruency of lines; as, the entire system of lines, each
one of which meets two given surfaces, is a congruency.