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system I-Math
used O
to O
describe O
i O
vector B-Math
depends O
on O
the O
coordinate O
system O
used O
to O
describe O
i O
in O
general O
a O
system O
with O
more O
equations B-Math
than O
unknowns O
has O
no O
solutio O
than O
unknowns O
has O
no O
solution B-Math
it O
was O
initially O
a O
subbranch O
of O
linear B-Math
algebra I-Math
but O
soon O
grew O
to O
include O
subjects O
related O
to O
graph O
theory O
algebra O
combinatorics O
and O
statistic O
but O
soon O
grew O
to O
include O
subjects O
related O
to O
graph B-Math
theory I-Math
algebra O
combinatorics O
and O
statistic O
algebra O
combinatorics O
and O
statistics B-Math
algebra B-Math
combinatorics O
and O
statistic O
combinatorics B-Math
and O
statistic O
for O
three O
variables O
each O
linear B-Math
equation I-Math
determines O
a O
plane O
in O
threedimensional O
space O
and O
the O
solution O
set O
is O
the O