Use PNG for disprel2D figure (remove oversized PDF reference)

ggorman · ggorman · commit 54da8514a369 · 2026-01-26T14:04:08.000Z
diff --git a/chapters/wave/wave_analysis.qmd b/chapters/wave/wave_analysis.qmd
@@ -665,4 +665,4 @@ an axis are the most accurate.
 
 @@@CODE src-wave/analysis/dispersion_relation_2D.py def disp@# See
 
-![Error in numerical dispersion in 2D.](fig/disprel2D){#fig-wave-pde1-fig-disprel2D width="600px"}
+![Error in numerical dispersion in 2D.](fig/disprel2D.png){#fig-wave-pde1-fig-disprel2D width="600px"}

Original file line number	Diff line number	Diff line change
`@@ -665,4 +665,4 @@ an axis are the most accurate.`
`665`	`665`
`666`	`666`	`@@@CODE src-wave/analysis/dispersion_relation_2D.py def disp@# See`
`667`	`667`
`668`		`-![Error in numerical dispersion in 2D.](fig/disprel2D){#fig-wave-pde1-fig-disprel2D width="600px"}`
	`668`	`+![Error in numerical dispersion in 2D.](fig/disprel2D.png){#fig-wave-pde1-fig-disprel2D width="600px"}`