pdf files; edits

quarto/precalc/make_pdf.jl

@@ -0,0 +1,27 @@
+module Make
+# makefile for generating typst pdfs
+# per directory usage
+dir = "precalc"
+files = ("calculator",
+         "variables",
+         "numbers_types",
+         "logical_expressions",
+         "vectors",
+         "ranges",
+         "functions",
+         "plotting",
+         "transformations",
+         "inversefunctions",
+         "polynomial",
+         "polynomial_roots",
+         "polynomials_package",
+         "rational_functions",
+         "exp_log_functions",
+         "trig_functions",
+         "julia_overview"
+         )
+
+include("../_make_pdf.jl")
+main()
+
+end