Exact(2)
We show that the usual procedure may yield unstable scheme for physical situations that correspond to strongly magnetized plasmas in X-mode (TE) polarization.
The naive use of such a numerical flux function in a discontinuous Galerkin (DG) discretization leads to an unstable scheme in the viscous dominated case.
Similar(58)
In this way, unstable schemes for arbitrarily small time steps can be obtained.
The first is that capitalism is an inherently unstable system: like a Ponzi scheme, it has to keep growing.
The theory and companion simulations demonstrate accurate statistical filtering in this context with implicit schemes with large time step with very small ensemble sizes and even with unstable explicit schemes under appropriate circumstances provided the filtering strategies are guided by the off-line theoretical criteria.
Bankers perched precariously on an unstable global Ponzi scheme, and needed to earn higher returns fast to balance losses elsewhere - and avoid systemic failure.
Moreover, when considering flexible ligand protein docking, it is essential to take into account the delay in the molecular simulator's response, as it may lead to an unstable bilateral control scheme.
DADS and DATS are major components of garlic oil, and are derived from allicin, which is unstable in water (Scheme 2).
The unstable iron oxo intermediate (Scheme 1F) would break down to yield ethylene, CO2, HCN and H2O as Fe IV) is reduced to Fe(II) with H atoms from the ACC amino group.
It is of utmost interest to control the divergence of the magnetic flux in simulations of the ideal magnetohydrodynamic equations since, in general, divergence errors tend to accumulate and render the schemes unstable.
An unstable reactor system is given to demonstrate the effectiveness of the proposed control schemes.
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