2. E. Merzbacher, Quantum Mechanics (Wiley, New York, 1970), 2nd ed.
3. We are using the term indeterminacy instead of the more common uncertainty intentionally. Cf. Daniel F. Styer, ''Common misconceptions regarding quantum mechanics,'' Am. J. Phys. 64(1),31-34(1996), misconception 9.
4. A. H. Zemanian, Distribution Theory and Transform Analysis (McGraw-Hill, 1965)
5. L. C. Baird, ''Moments of a wave packet,'' Am. J. Phys. 40(2),327-329(1972)
6. G. I. Márk, ''Analysis of the spreading Gaussian wave packet,'' Eur. J. Phys. 18 247-251(1997)
7.
There is a more general wave function
giving constant density,
the simple square function could be multiplied with an
arbitrary so called x dependent phase factor
,
i.e. with any complex function of x having
unity absolute value.
8. I. S. Gradshteyn and I. M. Ryzhik, Table of Integrals, Series and Products (Academic, New York, 1980)
9.
Barry R. Holstein and Arthur R. Swift,
''Spreading wave packets - a cautionary note,''
Am. J. Phys. 40(6),829-832(1972)