\input zb-basic
\input zb-matheduc
\iteman{ZMATH 2015d.00734}
\itemau{Ecker, Michael W.}
\itemti{When the floor meets the ceiling.}
\itemso{Math. Comput. Educ. 49, No. 1, 6-13 (2015).}
\itemab
From the text: Some computer science students as well as some calculus students encounter the floor function. The latter typically are presented it solely as a counterexample within the topics of limits and continuity. Surely there are other good uses for the greatest-integer function.
\itemrv{~}
\itemcc{I20 P20}
\itemut{non-continuous functions; least-integer function; ceiling function; greatest-integer function; floor function; calculus; mathematical applications; rounding; postage costs; card trick; Mersenne primes; large numbers; calendar; computer programming}
\itemli{}
\end