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  ThermoFluidCalc — Offline Fortran Execution Guide
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Calculator : Multi-Surface Enclosure (N surfaces)
Category   : Radiation

Files Included:
  - multisurface_enclosure.f90 (Fortran Source Code)
  - input.txt (Pre-configured Sample Input)

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1. How to Compile
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Make sure you have a Fortran compiler installed (like gfortran).
Run the following compilation command in your terminal:

  gfortran -O3 multisurface_enclosure.f90 -o multisurface_enclosure

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2. How to Execute
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Run the compiled binary and redirect the input.txt file into stdin:

  multisurface_enclosure < input.txt

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3. Input File Details
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The input file 'input.txt' contains sequential parameters separated by
newlines. Here is the structure of the included 'input.txt':

  Line 1 (N): 3
  Line 2 (Area_i Emissivity_i BC_type_i BC_val_i): 1.0 0.8 1 500.0
  Line 3 (Form factor matrix row by row): 2.0 0.5 1 50.0
  Line 4 (Parameter 4): 1.5 0.2 2 0.0
  Line 5 (Parameter 5): 0.0 1.0 0.0
  Line 6 (Parameter 6): 0.5 0.1 0.4
  Line 7 (Parameter 7): 0.0 0.53333333 0.46666667

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ThermoFluidCalc — https://thermofluidcalc.com
