<s>
Mahaney	B-General_Concept
's	I-General_Concept
theorem	I-General_Concept
is	O
a	O
theorem	O
in	O
computational	O
complexity	O
theory	O
proven	O
by	O
Stephen	O
Mahaney	O
that	O
states	O
that	O
if	O
any	O
sparse	O
language	O
is	O
NP-complete	O
,	O
then	O
P	O
=	O
NP	O
.	O
</s>
<s>
Also	O
,	O
if	O
any	O
sparse	O
language	O
is	O
NP-complete	O
with	O
respect	O
to	O
Turing	B-Algorithm
reductions	I-Algorithm
,	O
then	O
the	O
polynomial-time	O
hierarchy	O
collapses	O
to	O
.	O
</s>
