# Talk:Hyperbolic partial differential equation

From Encyclopedia of Mathematics

What is $Q$ ???? --Maximilian Janisch (talk) 00:57, 24 December 2020 (UTC)

**How to Cite This Entry:**

Hyperbolic partial differential equation.

*Encyclopedia of Mathematics.*URL: http://encyclopediaofmath.org/index.php?title=Hyperbolic_partial_differential_equation&oldid=51051