In mathematics, the trigonometric functions (also called the circular functions) are functions of an angle. They relate the angles of a triangle to the lengths of its sides. Trigonometric functions are important in the study of triangles and modeling periodic phenomena, among many other applications.
Yellow stool is typically due to an excess of fatty foods and grease in the diet. Mayo Clinic states that it can also be caused by a malabsorption disorder such as celiac disease.
If your stool turns yellow, itâs most often due to changes in your diet. If it persists for several days, or if it is accompanied by other symptoms, you may want to contact your doctor. You should see your doctor if your yellow stool is accompanied by any of the following: