<s>
The	O
Müller-Breslau	B-Algorithm
principle	I-Algorithm
is	O
a	O
method	O
to	O
determine	O
influence	B-Algorithm
lines	I-Algorithm
.	O
</s>
<s>
The	O
principle	O
states	O
that	O
the	O
influence	B-Algorithm
lines	I-Algorithm
of	O
an	O
action	O
(	O
force	O
or	O
moment	O
)	O
assumes	O
the	O
scaled	O
form	O
of	O
the	O
deflection	O
displacement	O
.	O
</s>
<s>
This	O
method	O
is	O
named	O
after	O
the	O
German	O
engineer	O
Heinrich	O
Müller-Breslau	O
and	O
it	O
is	O
one	O
of	O
the	O
easiest	O
way	O
to	O
draw	O
the	O
influence	B-Algorithm
lines	I-Algorithm
.	O
</s>
<s>
Therefore	O
,	O
all	O
influence	B-Algorithm
lines	I-Algorithm
will	O
be	O
straight	O
lines	O
.	O
</s>
<s>
Parts	O
(	O
b	O
)	O
and	O
(	O
c	O
)	O
of	O
the	O
figure	O
shows	O
the	O
influence	B-Algorithm
lines	I-Algorithm
for	O
the	O
reactions	O
in	O
the	O
y-direction	O
.	O
</s>
<s>
Part	O
(	O
d	O
)	O
of	O
the	O
figure	O
shows	O
the	O
influence	B-Algorithm
line	I-Algorithm
for	O
shear	O
at	O
point	O
B	O
.	O
</s>
<s>
Part	O
(	O
e	O
)	O
of	O
the	O
figure	O
shows	O
the	O
influence	B-Algorithm
line	I-Algorithm
for	O
the	O
bending	O
moment	O
at	O
point	O
B	O
.	O
</s>
<s>
The	O
procedure	O
for	O
applying	O
the	O
Muller-Breslau	B-Algorithm
principle	I-Algorithm
is	O
as	O
follows	O
:	O
</s>
<s>
This	O
means	O
if	O
the	O
influence	B-Algorithm
line	I-Algorithm
for	O
a	O
reaction	O
is	O
asked	O
for	O
,	O
simply	O
start	O
by	O
pretending	O
the	O
beam	O
is	O
no	O
longer	O
attached	O
to	O
the	O
reaction	O
in	O
question	O
and	O
is	O
free	O
to	O
rotate	O
about	O
the	O
other	O
support	O
.	O
</s>
<s>
If	O
the	O
influence	B-Algorithm
line	I-Algorithm
for	O
a	O
moment	O
is	O
desired	O
,	O
pretend	O
the	O
point	O
in	O
question	O
is	O
a	O
hinge	O
and	O
the	O
subsequent	O
two	O
sides	O
can	O
rotate	O
about	O
their	O
supports	O
.	O
</s>
<s>
If	O
the	O
influence	B-Algorithm
line	I-Algorithm
for	O
shear	O
is	O
desired	O
,	O
again	O
pretend	O
the	O
point	O
in	O
question	O
is	O
a	O
shear	O
release	O
,	O
again	O
where	O
both	O
sides	O
can	O
rotate	O
about	O
their	O
supports	O
.	O
</s>
