gradient[0](divide(sum(tan(numbers("yyy")) if numbers("yyy") > numbers("xyx") else numbers('yxr'), tan(numbers("yyy"))), numbers("yyy") if numbers('yxr') > numbers("xyx") else tan(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.