Sujet : Re: How many different unit fractions are lessorequal than all unit fractions? (infinitary)
De : wolfgang.mueckenheim (at) *nospam* tha.de (WM)
Groupes : sci.mathDate : 21. Oct 2024, 19:25:46
Autres entêtes
Organisation : A noiseless patient Spider
Message-ID : <vf66bb$125ku$1@dont-email.me>
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User-Agent : Mozilla Thunderbird
On 21.10.2024 14:30, Jim Burns wrote:
On 10/21/2024 6:01 AM, WM wrote:
How can you (WM) not.know what 'preimage' means?
I have lectured analysis in German only. I assumed that preimage is the set mapped to the image.
Regards, WM