... | @@ -359,48 +359,26 @@ NIRVANA, `g` contains structural superblock information (grid dimension, |
... | @@ -359,48 +359,26 @@ NIRVANA, `g` contains structural superblock information (grid dimension, |
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spatial coordinates, etc.) as well as holds data arrays for the
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spatial coordinates, etc.) as well as holds data arrays for the
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following physical variables:
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following physical variables:
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`g->` variable
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----------------------- ----------------------------------------------------------------------
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`rho[iz][iy][ix]` mass density $\varrho$
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`mx[iz][iy][ix]` $x$-momentum density $m_x$
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`my[iz][iy][ix]` $y$-momentum density $m_y$
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`mz[iz][iy][ix]` (canonical) $z$-momentum density $m_z$
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`e[iz][iy][ix]` total energy density $e$ (if energy equation)
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`bx[iz][iy][ix]` magnetic field component $B_x$ (if MHD)
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`by[iz][iy][ix]` magnetic field component $B_y$ (if MHD)
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`bz[iz][iy][ix]` magnetic field component $B_z$ (if MHD)
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`phi[iz][iy][ix]` gravitational potential $\Phi$ (if selfgravity)
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`nX[is][iz][iy][ix]` species number densities $n_{s}$ (if species)
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`C[ic][iz][iy][ix]` tracer variables $C_{c}$ (if tracer)
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`tfx[it][iz][iy][ix]` $x$-component ${b_x}_{t}$ of testfields fluctuations (if testfields)
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`tfy[it][iz][iy][ix]` $y$-component ${b_y}_{t}$ of testfields fluctuations (if testfields)
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`tfz[it][iz][iy][ix]` $z$-component ${b_z}_{t}$ of testfields fluctuations (if testfields)
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`p[iz][iy][ix]` thermal pressure $p$
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`T[iz][iy][ix]` temperature $T$
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`et[iz][iy][ix]` thermal energy density $\epsilon$ (if dual energy mode)
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`ne[iz][iy][ix]` electron number density $n_e$
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| `g->` | variable |
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| `g->` | variable |
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|:----------------------|:-----------------------------------------------------------------------------------------|
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|:----------------------|:-----------------------------------------------------------------------------------------|
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| `rho[iz][iy][ix]` | mass density $\rho$ |
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| `rho[iz][iy][ix]` | mass density 𝜚 |
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| `mx[iz][iy][ix]` | $x$-momentum density $m_x$ |
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| `mx[iz][iy][ix]` | *x*-momentum density *m*<sub>*x*</sub> |
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| `my[iz][iy][ix]` | $y$-momentum density $m_y$ |
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| `my[iz][iy][ix]` | *y*-momentum density *m*<sub>*y*</sub> |
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| `mz[iz][iy][ix]` | (canonical) $z$-momentum density $m_z$ |
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| `mz[iz][iy][ix]` | (canonical) *z*-momentum density *m*<sub>*z*</sub> |
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| `e[iz][iy][ix]` | total energy density $e$ (if energy equation) |
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| `e[iz][iy][ix]` | total energy density *e* (if energy equation) |
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| `bx[iz][iy][ix]` | magnetic field component $B_x$ (if MHD) |
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| `bx[iz][iy][ix]` | magnetic field component *B*<sub>*x*</sub> (if MHD) |
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| `by[iz][iy][ix]` | magnetic field component $B_y$ (if MHD) |
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| `by[iz][iy][ix]` | magnetic field component *B*<sub>*y*</sub> (if MHD) |
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| `bz[iz][iy][ix]` | magnetic field component $B_z$ (if MHD) |
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| `bz[iz][iy][ix]` | magnetic field component *B*<sub>*z*</sub> (if MHD) |
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| `phi[iz][iy][ix]` | gravitational potential $\Phi$ (if selfgravity) |
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| `phi[iz][iy][ix]` | gravitational potential *Φ* (if selfgravity) |
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| `nX[is][iz][iy][ix]` | species number densities $n_s$ (if species) |
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| `nX[is][iz][iy][ix]` | species number densities *n*<sub>*s*</sub> (if species) |
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| `C[ic][iz][iy][ix]` | tracer variables $C_c$ (if tracer) |
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| `C[ic][iz][iy][ix]` | tracer variables *C*<sub>*c*</sub> (if tracer) |
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| `tfx[it][iz][iy][ix]` | $x$-component *b*<sub>*x*</sub><sub>*t*</sub> of testfields fluctuations (if testfields) |
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| `tfx[it][iz][iy][ix]` | *x*-component *b*<sub>*x*</sub><sub>*t*</sub> of testfields fluctuations (if testfields) |
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| `tfy[it][iz][iy][ix]` | $y$-component *b*<sub>*y*</sub><sub>*t*</sub> of testfields fluctuations (if testfields) |
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| `tfy[it][iz][iy][ix]` | *y*-component *b*<sub>*y*</sub><sub>*t*</sub> of testfields fluctuations (if testfields) |
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| `tfz[it][iz][iy][ix]` | $z$-component *b*<sub>*z*</sub><sub>*t*</sub> of testfields fluctuations (if testfields) |
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| `tfz[it][iz][iy][ix]` | *z*-component *b*<sub>*z*</sub><sub>*t*</sub> of testfields fluctuations (if testfields) |
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| `p[iz][iy][ix]` | thermal pressure $p$ |
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| `p[iz][iy][ix]` | thermal pressure *p* |
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| `T[iz][iy][ix]` | temperature $T$ |
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| `T[iz][iy][ix]` | temperature *T* |
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| `et[iz][iy][ix]` | thermal energy density $\epsilon$ (if dual energy mode) |
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| `et[iz][iy][ix]` | thermal energy density *ε* (if dual energy mode) |
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| `ne[iz][iy][ix]` | electron number density $n_e$ |
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| `ne[iz][iy][ix]` | electron number density *n*<sub>*e*</sub> |
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| index | meaning | range |
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| index | meaning | range |
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|:------|:-----------------------------------------|:----------------------|
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|:------|:-----------------------------------------|:----------------------|
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| `ix` | grid-index in $x$-direction | 0...`g->nx` |
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| `ix` | grid-index in $x$-direction | 0...`g->nx` |
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... | | ... | |