From e6a0abada804b77f4419c6ed56e37c167607eae3 Mon Sep 17 00:00:00 2001 From: Kyle Schwiebert Date: Fri, 22 Mar 2024 19:52:32 -0400 Subject: [PATCH] Remove typo from step-26 intro.dox In order to match the stated initial condition, we should have no "-" sign here. --- examples/step-26/doc/intro.dox | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/examples/step-26/doc/intro.dox b/examples/step-26/doc/intro.dox index 8307552d07..44115e6998 100644 --- a/examples/step-26/doc/intro.dox +++ b/examples/step-26/doc/intro.dox @@ -320,7 +320,7 @@ For this to be equal to $f(x,y,t)=0$, we need that and due to the initial conditions, $a(0)=1$. This differential equation can be integrated to yield @f{align*}{ - a(t) = - e^{-(n_x^2+n_y^2)\pi^2 t}. + a(t) = e^{-(n_x^2+n_y^2)\pi^2 t}. @f} In other words, if the initial condition is a product of sines, then the solution has exactly the same shape of a product of sines that decays to zero -- 2.39.5