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Fix hypot(0,0).

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Gael Guennebaud 2015-03-27 09:59:24 +01:00
parent 29eaa2b0f1
commit 3d59ae0203
1 changed files with 1 additions and 0 deletions
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Eigen/src/Core/MathFunctions.h
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@ -328,6 +328,7 @@ struct hypot_impl
p = _y; p = _y;
qp = _x / p; qp = _x / p;
} }
if(p==RealScalar(0)) return RealScalar(0);
return p * sqrt(RealScalar(1) + qp*qp); return p * sqrt(RealScalar(1) + qp*qp);
} }
}; };