<DOC>
<DOCNO>
1073
</DOCNO>
<TITLE>
a practical method for numerical evaluation of solutions
of partial differential equations of the heat-conduction
type .
</TITLE>
<AUTHOR>
crank,j. and nicolson,p.
</AUTHOR>
<BIBLIO>
proc. cam. phil. soc., 43, 1947, 50.
</BIBLIO>
<TEXT>
  three approximate methods for the solution of the nonlinear
equation of heat flow in a medium where heat is
being generated by a chemical reaction are compared .  the
equations are where
subscripts indicate partial differentiations and q, k, a are
</TEXT>
</DOC>
