--- Introduction ---
The notion of necessary conditions and sufficient conditions is of
fundamental importance in the mathematical reasoning. For this reason,
experts in such reasoning, including math teachers, often get so used to it
that they do not realize how this notion may be difficult and unusual to
In fact this notion is not so difficult as it often appears to some
students, and it is in practicing that one becomes expert. Therefore we
gather here 11 training exercises on this notion, in a hope to quickly
make you an expert on it.
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- Description: collection of training exercises on necessary and sufficient conditions. Serveur Wims de l'ESPE-Nice-Toulon - Université de Nice - Sophia Antipolis
- Keywords: interactive mathematics, interactive math, server side interactivity, logic, necessary,sufficient