adjusted megamath to v2 (subtraction)

169f59f0 · Hock, Martin · f196f1e8 · 169f59f0
Commit 169f59f0 authored Jul 17, 2019 by Hock, Martin 🙉
--- a/megamath.m
+++ b/megamath.m
 function y = megamath(x)
-    y = x + 1;
+    y = x - 1;
 end
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