For adults, a normal resting rate is 60 to 100 beats per minute. Athletes may have a rate as low as 40 bpm because their hearts are trained to efficiently pump blood. If your heart rate is consistently below 60 or above 100, you may have a heart condition, such as arrhythmia.
Integrating Factor. An integrating factor is a function by which an ordinary differential equation can be multiplied in order to make it integrable. For example, a linear first-order ordinary differential equation of type.
Home Â» Factor. Definition. noun, plural: factors. (1) (biology) A substance that takes part in a biochemical reaction (e.g. blood-clotting ) or a biological process (e.g. growth factors) (2) (ecology) A component in the environment (e.g. biotic factors) (3) (general) An element of something; a variable; one that causes or contributes to produce an outcome.