<s>
Anderson	B-Algorithm
functions	I-Algorithm
describe	O
the	O
projection	O
of	O
a	O
magnetic	O
dipole	O
field	O
in	O
a	O
given	O
direction	O
at	O
points	O
along	O
an	O
arbitrary	O
line	O
.	O
</s>
<s>
which	O
are	O
known	O
as	O
Anderson	B-Algorithm
functions	I-Algorithm
.	O
</s>
<s>
This	O
means	O
that	O
the	O
total	O
field	O
can	O
be	O
accurately	O
described	O
as	O
an	O
Anderson	B-Algorithm
function	I-Algorithm
with	O
an	O
offset	O
.	O
</s>
