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    Name:  image.jpeg
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Size:  29.8 KBHiya,

    Ive attached the question, its pretty short and I dont think the proof is long but i cant apply the definition of an isometry to it

    Could you take me through it?

    Cheers, would be super-helpful
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    (Original post by number23)
    Name:  image.jpeg
Views: 71
Size:  29.8 KBHiya,

    Ive attached the question, its pretty short and I dont think the proof is long but i cant apply the definition of an isometry to it

    Could you take me through it?

    Cheers, would be super-helpful
    Always best to post maths questions in the maths subforum, rather than this umbrella forum.

    That said. Since the isometry must be true for all a,b. Let a=0. Hopefully this will suggest a possible isometry to you.
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    (Original post by ghostwalker)
    Always best to post maths questions in the maths subforum, rather than this umbrella forum.

    That said. Since the isometry must be true for all a,b. Let a=0. Hopefully this will suggest a possible isometry to you.
    Hi, the mods moved it here when i first posted it :/

    Ok ill have a think along those lines
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    (Original post by number23)
    Hi, the mods moved it here when i first posted it :/
    Cool. I'll have a word.

    Ok ill have a think along those lines
    A little further additional - if required.

    Spoiler:
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    What's the obvious mapping for "0" under the isometry
 
 
 
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