gradient[0](sum(mod(numbers("per") if numbers("yyy") > numbers("xxx") else 2 *(numbers("xxx")), 2 *(numbers("xxx"))), 2 *(numbers("xxx")) if numbers("yyy") > numbers("per") else numbers("xxx")))
Some images will appear differently when resized as some of the functions which generate images are sensitive to the scale. We're working to improve this.