**Total Effect**

The total effect, obtained by summing the three components up, is given by the following expression :

where is the total angular momentum ( if and otherwise). It is worth noting that this expression was first obtained by A. Sommerfeld based on the old Bohr theory, i.e., before the modern quantum mechanics was formulated.

Read more about this topic: Fine Structure

### Other articles related to "effect, total effect":

... In the diagram shown above, the indirect

**effect**is the product of path coefficients "A" and "B" ... The direct

**effect**is the coefficient "C" ... The

**total effect**measures the extent to which the dependent variable changes when the independent variable increases by one unit ...

### Famous quotes containing the words effect and/or total:

“The cities of the world are concentric, isomorphic, synchronic. Only one exists and you are always in the same one. It’s the *effect* of their permanent revolution, their intense circulation, their instantaneous magnetism.”

—Jean Baudrillard (b. 1929)

“The human spirit is itself the most wonderful fairy tale that can possibly be. What a magnificent world lies enclosed within our bosoms! No solar orbit hems it in, the inexhaustible wealth of the *total* visible creation is outweighed by its riches!”

—E.T.A.W. (Ernst Theodor Amadeus Wilhelm)