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2.16.1  Context-dependant functions.

Operators + and -

+ (resp -) is an infixed function and ’+’ (resp ’-’) is a prefixed fonction. The result depends on the nature of its arguments.
Examples with + (all examples except the last one work also with - instead of +) :

Operator *

* is an infixed function and ’*’ is a prefixed function. The result depends on the nature of its arguments.
Examples with * :

Operator /

/ is an infixed function and ’/’ is a prefixed function. The result depends of the nature of its arguments.
Examples with / :


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