From 36423c704b430d2524d761b6cd5ad6b2898c5c40 Mon Sep 17 00:00:00 2001 From: "Professor E. G. Puckett" Date: Wed, 31 May 2017 09:43:53 -0600 Subject: [PATCH] Fix a grammar error. --- examples/step-23/doc/intro.dox | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/examples/step-23/doc/intro.dox b/examples/step-23/doc/intro.dox index c177d5e32f..8122080e24 100644 --- a/examples/step-23/doc/intro.dox +++ b/examples/step-23/doc/intro.dox @@ -375,7 +375,7 @@ restriction. Implicit schemes do not have this restriction for stability, but they become inaccurate if the time step is too large. This condition was first recognized by Courant, Friedrichs, and Lewy — -in 1928, long before computers become available for numerical +in 1928, long before computers became available for numerical computations! (This result appeared in the German language article R. Courant, K. Friedrichs and H. Lewy: Über die partiellen Differenzengleichungen der mathematischen Physik, Mathematische -- 2.39.5