REFERENCES
1.
Feynman et al., The Feynman Lectures on Physics (Addison–Wesley, Reading, MA, 1964), Vol. II, p. 22-12.
2.
H.
Krivine
and A.
Lesne
, “Phase Transition-Like Behavior in a Low-Pass Filter
,” Am. J. Phys.
71
, 31
–33
(2003
).3.
G. H. Hardy, Divergent Series (Oxford at the Clarendon Press, New York, 1949), Sec. 1.3. The resistive example that I offer in this Comment in fact satisfies Hardy’s criteria of 𝔛-summability.
4.
Émile Borel, “Lectures on Divergent Series” (Critchfield and Vakar, trans.), Los Alamos National Laboratory Document LA-6140-TR (December 1975).
5.
For an introduction and references to the subject of infinitesimals without limits see math.GM/0010065 in the Cornell archive and Chapter 3 of the Calculus text in progress, partially available at www.hep.anl.gov/jlu/index.html and inspired by the nonstandard analysis of Abraham Robinson.
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© 2003 American Association of Physics Teachers.
2003
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