Continuous symmetries of finite-difference evolution equations and grids. (English) Zbl 0860.22017
Levi, Decio (ed.) et al., Symmetries and integrability of difference equations. Papers from the workshop, May 22–29, 1994, Estérel, Canada. Providence, RI: American Mathematical Society. CRM Proc. Lect. Notes. 9, 103-112 (1996).
Reviewer: A.Vaněček (Praha)