/[escript]/branches/restext/escript/py_src/heat.py
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revision 2615 by jfenwick, Wed Aug 19 03:50:10 2009 UTC revision 2616 by jfenwick, Wed Aug 19 06:33:08 2009 UTC
# Line 40  class TemperatureCartesian(TransportPDE) Line 40  class TemperatureCartesian(TransportPDE)
40      """      """
41      Represents and solves the temperature advection-diffusion problem      Represents and solves the temperature advection-diffusion problem
42    
43      M{rhocp(T_{,t} + v_i T_{,i} - ( k T_{,i})_i = Q}      *rhocp(T_{,t} + v_i T_{,i} - ( k T_{,i})_i = Q*
44    
45      M{k T_{,i}*n_i=surface_flux} and M{T_{,t} = 0} where ``given_T_mask``>0.      *k T_{,i}*n_i=surface_flux* and *T_{,t} = 0* where ``given_T_mask``>0.
46    
47      If surface_flux is not given 0 is assumed.      If surface_flux is not given 0 is assumed.
48    
# Line 107  class Tracer(TransportPDE): Line 107  class Tracer(TransportPDE):
107      """      """
108      Represents and solves the tracer problem      Represents and solves the tracer problem
109    
110      M{C_{,t} + v_i C_{,i} - ( k T_{,i})_i) = 0}      *C_{,t} + v_i C_{,i} - ( k T_{,i})_i) = 0*
111    
112      M{C_{,t} = 0} where ``given_C_mask``>0.      *C_{,t} = 0* where ``given_C_mask``>0.
113      M{C_{,i}*n_i=0}      *C_{,i}*n_i=0*
114    
115      Typical usage::      Typical usage::
116    

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