gradient[0](sum(mod(numbers("per") if numbers("xxx") > 2 *(numbers("xxx")) else numbers("yyy"), 2 *(numbers("xxx"))), 2 *(numbers("xxx")) if numbers("xxx") > numbers("per") else numbers("yyy")))
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.