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Added inf? and nan?.
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5
NEWS
5
NEWS
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@ -20,6 +20,8 @@ debugging evaluator gives better error messages.
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* Changes to Scheme functions and syntax
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** New function 'unsetenv'.
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** There is support for Infinity and NaNs.
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Following PLT Scheme, Guile can now work with infinite numbers, and
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@ -45,6 +47,9 @@ For example
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(/ 0)
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ERROR: Numerical overflow
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Two new predicates 'inf?' and 'nan?' can be used to test for the
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special values.
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** We now have uninterned symbols.
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The new function 'make-symbol' will return a uninterned symbol. This
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