update URL

zingale · zingale · commit ae2370a3e0d5 · 2023-08-29T12:03:06.000-04:00
diff --git a/preface/preface.tex b/preface/preface.tex
@@ -26,7 +26,7 @@
 A PDF version of the notes is always available
 at: \\[0.25em]
 %
-\url{http://bender.astro.sunysb.edu/hydro_by_example/CompHydroTutorial.pdf} \\[0.25em]
+\url{https://open-astrophysics-bookshelf.github.io/numerical_exercises/CompHydroTutorial.pdf} \\[0.25em]
 %
 These notes are updated at irregular intervals, usually when I have a
 new student working with me, or if I am using them for a course.

Original file line number	Diff line number	Diff line change
`@@ -26,7 +26,7 @@`
`26`	`26`	`A PDF version of the notes is always available`
`27`	`27`	`at: \\[0.25em]`
`28`	`28`	`%`
`29`		`-\url{http://bender.astro.sunysb.edu/hydro_by_example/CompHydroTutorial.pdf} \\[0.25em]`
	`29`	`+\url{https://open-astrophysics-bookshelf.github.io/numerical_exercises/CompHydroTutorial.pdf} \\[0.25em]`
`30`	`30`	`%`
`31`	`31`	`These notes are updated at irregular intervals, usually when I have a`
`32`	`32`	`new student working with me, or if I am using them for a course.`