A nuclear stress test is a noninvasive means of detecting the presence and/or signiï¬ cance of coronary. artery disease. Coronary artery disease is a condition in which there is narrowing or blockage of the blood. vessels supplying the heart muscle. This can cause chest pain which is known as angina pectoris.
coefficient. n. 1. (Mathematics) maths. a. a numerical or constant factor in an algebraic term: the coefficient of the term 3xyz is 3. b. the product of all the factors of a term excluding one or more specified variables: the coefficient of x in 3axyz is 3ayz.
What does the coefficient mean in a chemical equation? The coefficient is the number that precedes a compound or element in an equation. It represents the number present in the reaction. It can be thought of as similar to a numberâ¦ [coefficient] outside parentheses in an algebra equation [i.e. 4(x+3)] since the coefficient is applied to all elements if it is written as an expansion. [i.e.