 
			
sqrt(gradient[0](divide(numbers("yxx") if numbers("per") > numbers('epe') else numbers('yxy') if numbers("yxx") > numbers('epe') else numbers('yxy'), numbers("yxx") if numbers('yxy') > numbers('epe') else numbers("per"))))
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.