 
			
gradient[1](logn(divide(numbers("per"), numbers('xyy'))) if divide(numbers("per"), numbers('xyy')) > logn(divide(numbers("per"), numbers('xyy'))) if numbers("per") > divide(numbers("per"), numbers('xyy')) else numbers('xyy') 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.