A trivial zero of the Riemann zeta function 
is a zero
at a negative even integer, namely 
, 
,
, .... The other zeros are called nontrivial zeros and lie in the critical
strip.
Trivial Zero
See also
Critical Strip, Nontrivial Zero, Riemann Hypothesis, Riemann Zeta Function ZerosExplore with Wolfram|Alpha
Cite this as:
Weisstein, Eric W. "Trivial Zero." From MathWorld--A Wolfram Resource. https://mathworld.wolfram.com/TrivialZero.html