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<h1 align=center> Quasi Riemann Hypothesis
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The term ``Quasi Riemann Hypothesis'' for $L(s)$ is sometimes used
to mean that $L(s)$ has no zeros in a half-plane
$\sigma > \sigma_0$, for some $\sigma_0 <1 $.  \begin{rawhtml}
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Back to the 
<a href="http://www.aimath.org/WWN/rh/"> main index</a> 
for The Riemann Hypothesis.
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