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Notes

Language changes

This section enumerates the changes that have been made to Scheme since the "Revised^3 report" [R3RS] was published.


reverse        char-ci=?        make-string
max            char-ci<?        string-set!
min            char-ci>?        string-ci=?
modulo         char-ci<=?       string-ci<?
gcd            char-ci>=?       string-ci>?
lcm            char-alphabetic? string-ci<=?
floor          char-numeric?    string-ci>=?
ceiling        char-whitespace? string-append
truncate       char-lower-case? open-input-file
round          char-upper-case? open-output-file
number->string char-upcase      close-input-port
string->number char-downcase    close-output-port


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