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Diffstat (limited to 'unsupported/Eigen/src/MatrixFunctions/MatrixLogarithm.h')
| -rw-r--r-- | unsupported/Eigen/src/MatrixFunctions/MatrixLogarithm.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/unsupported/Eigen/src/MatrixFunctions/MatrixLogarithm.h b/unsupported/Eigen/src/MatrixFunctions/MatrixLogarithm.h index e575be0ac..a967f79e3 100644 --- a/unsupported/Eigen/src/MatrixFunctions/MatrixLogarithm.h +++ b/unsupported/Eigen/src/MatrixFunctions/MatrixLogarithm.h @@ -139,7 +139,7 @@ void MatrixLogarithmAtomic<MatrixType>::compute2x2(const MatrixType& A, MatrixTy result(0,1) = A(0,1) * (logA11 - logA00) / (A(1,1) - A(0,0)); } else { // computation in previous branch is inaccurate if A(1,1) \approx A(0,0) - int unwindingNumber = ceil((imag(logA11 - logA00) - M_PI) / (2*M_PI)); + int unwindingNumber = static_cast<int>(ceil((imag(logA11 - logA00) - M_PI) / (2*M_PI))); Scalar z = (A(1,1) - A(0,0)) / (A(1,1) + A(0,0)); result(0,1) = A(0,1) * (Scalar(2) * atanh(z) + Scalar(0,2*M_PI*unwindingNumber)) / (A(1,1) - A(0,0)); } |