<s>
quantum	B-Device
algorithms	I-Device
.	O
</s>
<s>
Furthermore	O
assume	O
we	O
have	O
a	O
Hermitian	B-Algorithm
projection	B-Algorithm
operator	I-Algorithm
.	O
</s>
<s>
In	O
other	O
words	O
,	O
we	O
are	O
defining	O
a	O
"	O
good	O
subspace	O
"	O
via	O
the	O
projector	B-Algorithm
.	O
</s>
<s>
If	O
we	O
set	O
the	O
size	O
of	O
the	O
set	O
to	O
one	O
,	O
the	O
above	O
scenario	O
essentially	O
reduces	O
to	O
the	O
original	O
Grover	B-Algorithm
search	I-Algorithm
.	O
</s>
