<s>
In	O
computational	O
electromagnetics	O
,	O
the	O
scattering-matrix	B-Algorithm
method	I-Algorithm
(	O
SMM	O
)	O
is	O
a	O
numerical	B-Algorithm
method	I-Algorithm
used	O
to	O
solve	O
Maxwell	O
's	O
equations	O
,	O
related	O
to	O
the	O
transfer-matrix	O
method	O
.	O
</s>
<s>
Hence	O
,	O
it	O
is	O
guaranteed	O
to	O
be	O
accurate	O
within	O
limits	O
of	O
model	O
,	O
and	O
not	O
show	O
spurious	O
effects	O
of	O
numerical	O
dispersion	O
arising	O
in	O
other	O
techniques	O
like	O
Finite-difference	B-Algorithm
time-domain	I-Algorithm
(	O
FDTD	B-Algorithm
)	O
method	O
.	O
</s>
