From mboxrd@z Thu Jan 1 00:00:00 1970 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on ip-172-31-65-14.ec2.internal X-Spam-Level: X-Spam-Status: No, score=-1.9 required=3.0 tests=BAYES_00,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 Path: eternal-september.org!news.eternal-september.org!.POSTED!not-for-mail From: Ben Bacarisse Newsgroups: comp.lang.ada Subject: Re: Java and Python have just discovered "record" type finally after 40 years. Date: Sun, 14 May 2023 16:14:33 +0100 Organization: A noiseless patient Spider Message-ID: <878rdrrlly.fsf@bsb.me.uk> References: MIME-Version: 1.0 Content-Type: text/plain Injection-Info: dont-email.me; posting-host="9cb35b1af2d15e54e9a838df629b6137"; logging-data="2805399"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX19m6AP0r9pWstUQ7Q7T5Xr4HE8Ddi2Pw3E=" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.2 (gnu/linux) Cancel-Lock: sha1:5VUAAoTPmf9j2AG2RyRPegXYf0w= sha1:aWpGddDLZ8MM+Mx2ZR529l8Laiw= X-BSB-Auth: 1.8e2acda32bda57131c29.20230514161433BST.878rdrrlly.fsf@bsb.me.uk Xref: news.eternal-september.org comp.lang.ada:65235 List-Id: "Jeffrey R.Carter" writes: > On 2023-05-14 08:46, J-P. Rosen wrote: >> Of course, in LISP there is only one structure, for data and programs >> alike: the list! > > In the LISP I learned, there were only S-expressions (SEXes). A SEX is > either an atom or a list of SEXes. I never saw a LISP S-expressions defined that way. Did this list really no have a "dotted pair" as the basic structure with lists being simply a special case? -- Ben.