See nil . Whether or not there is such a point on an interactive stream is implementation-defined . The evaluation model is designed in such a way that a conforming implementation might legitimately have only a compiler and no interpreter, or vice versa.
All evaluations initiated by the compiler take place in the evaluation environment .
References to V exposed by expanding subforms of F are, however, considered to be explicit uses of V. exponent marker n. a character that is used in the textual notation for a float to separate the mantissa from the exponent. The characters defined as exponent markers in the standard readtable are shown in the next figure. Exponent Markers export v.t. See also actual adjustability . All arrays that are expressly adjustable are actually adjustable , but not necessarily vice versa.