intersection() {
	linear_extrude(height = 100, center = true, $fn = 0, $fa = 12, $fs = 2, convexity = 3) {
		import(file = "example013.dxf", origin = [0, 0], scale = 1, convexity = 1, $fn = 0, $fa = 12, $fs = 2, timestamp = 1553293473);
	}
	multmatrix([[0, 0, 1, 0], [0, 1, 0, 0], [-1, 0, 0, 0], [0, 0, 0, 1]]) {
		linear_extrude(height = 100, center = true, $fn = 0, $fa = 12, $fs = 2, convexity = 3) {
			import(file = "example013.dxf", origin = [0, 0], scale = 1, convexity = 1, $fn = 0, $fa = 12, $fs = 2, timestamp = 1553293473);
		}
	}
	multmatrix([[1, 0, 0, 0], [0, 0, -1, 0], [0, 1, 0, 0], [0, 0, 0, 1]]) {
		linear_extrude(height = 100, center = true, $fn = 0, $fa = 12, $fs = 2, convexity = 3) {
			import(file = "example013.dxf", origin = [0, 0], scale = 1, convexity = 1, $fn = 0, $fa = 12, $fs = 2, timestamp = 1553293473);
		}
	}
}

