C | Unknown constants used for finding expression for temperature in an element |

E | Rate of sweat evaporation in gm/cm |

e | e |

h | Heat transfer coefficient due to conduction and convection in Cal/cm |

K | Thermal conductivity of subcutaneous tissues, dermis and epidermis respectively in Cal/cm/min/˚C |

L | Latent heat of vaporization in Cal/gm |

M | Rate of heat transfer due to blood mass flow per unit volume per unit difference in temperature in subcutaneous tissues, dermis and epidermis respectively in Cal/cm |

N | Interpolation function |

n | Normal to skin surface |

R | Spatial coordinate originating from the centre of the limb in cm |

r | Thickness of peripheral tissues in cm |

| Local radial coordinate in cm |

r | Spatial coordinate of skin core and skin surface respectively starting from core in cm |

S | Metabolic heat generation rate in subcutaneous tissues, dermis and epidermis respectively in Cal/cm |

T | Unknown temperature of tissue in ˚C |

T | Atmospheric temperature and arterial blood temperature in ˚C |

T | Temperature in e |

| Nodal temperature matrix of e |

t | Time in min |

Ω | Domain of the e |

α | Unknown constants used to find linear expression for K, M and S respectively in dermis |

χ(t), ϕ(t) | Time factor in M and S respectively in abnormal tissues |

ρ | Density of tissue in gm/cm |

θ | Angular coordinate in radian |