abs($_[0] - $_[1]) < (defined $_[2] ? $_[2] : $eps);
}
-print "1..6\n";
+print "1..7\n";
$x = 0.9;
print 'not ' unless (near(tan($x), sin($x) / cos($x)));
near($z, -1.31695789692482));
print "ok 5\n";
-print 'not ' unless (near(deg_to_rad(90), pi/2));
+print 'not ' unless (near(deg2rad(90), pi/2));
print "ok 6\n";
+print 'not ' unless (near(rad2deg(pi), 180));
+print "ok 7\n";
+
# eof