1 files changed, 19 insertions, 0 deletions
diff --git a/test/numfunc.awk b/test/numfunc.awk
new file mode 100644
index 00000000..de1d7a4d
--- /dev/null
+++ b/test/numfunc.awk
@@ -0,0 +1,19 @@
+BEGIN {
+	y = 8
+	x = 1
+	while (x < 256) {
+		print "arctan", y/x, atan2(y , x)
+		x += x
+	}
+	print ""
+	pi8 = atan2(1, 1) / 2
+	arg = 0
+	for (i = 0; i <= 8; i++) {
+		print "cos sin", arg, cos(arg), sin(arg)
+		arg += pi8
+	}
+	print ""
+	for (i = -5; i<= 5; i++) {
+		print "exp log", i, exp(i), log(exp(i))
+	}
+}