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Update 3.1 Code basics authored by Udo Ziegler's avatar Udo Ziegler
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3-NIRVANA-user-guide/3.1-Code-basics.md
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...@@ -453,7 +453,7 @@ The criterion is applied to primary (or related) physical variables ...@@ -453,7 +453,7 @@ The criterion is applied to primary (or related) physical variables
flow features right in time.* flow features right in time.*
- Jeans-length-based (important in simulations involving selfgravity): - Jeans-length-based (important in simulations involving selfgravity):
![amr_Field](uploads/bfb3b26139a506b79011f520c245c4e5/amr_Field.png) ![amr_Jeans](uploads/574dac9c276347a4e30e572a29ba48a2/amr_Jeans.png)
where the first factor is the local Jeans length with where the first factor is the local Jeans length with
*c*<sub>*s*</sub> the sound speed and *G* the gravitational *c*<sub>*s*</sub> the sound speed and *G* the gravitational
constant, and where constant, and where
...@@ -464,7 +464,7 @@ The criterion is applied to primary (or related) physical variables ...@@ -464,7 +464,7 @@ The criterion is applied to primary (or related) physical variables
- Field-length-based (potentially relevant for simulations involving a - Field-length-based (potentially relevant for simulations involving a
heatloss source but rarely used in practice): heatloss source but rarely used in practice):
![amr_Field](uploads/7db973bfab575408f560c8f439048d9d/amr_Field.png) ![amr_Field](uploads/89e2c04627cd657ccf5577610138fdc9/amr_Field.png)
where the first factor is the Field length with *L*(𝜚, *T*) the where the first factor is the Field length with *L*(𝜚, *T*) the
density- and temperature-dependent heatloss function and *κ* the density- and temperature-dependent heatloss function and *κ* the
thermal conduction coefficient. ℰ<sub>*F**i**e**l**d*</sub> is a thermal conduction coefficient. ℰ<sub>*F**i**e**l**d*</sub> is a
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